Category: rent-control

Why Washington Landlords Get Rent Increase Calculations Wrong

You’ve owned 12 rental units in Washington for three years. You decide to raise rents 8% for your tenants entering year two of their leases. Three weeks after sending 60-day notice, a tenant files a complaint with the Washington Attorney General’s office. The increase is deemed unlawful. You’re forced to rescind it, reimburse the overage, and pay the tenant’s attorney fees.

This scenario happens hundreds of times annually because landlords conflate three separate compliance questions:

1. What is the legal maximum increase I can impose?
2. How do I calculate that maximum using CPI-U data?
3. What notice rules apply once I determine the allowable amount?

Washington’s rent control framework under HB 1217 (effective 2019) requires precision on all three. The statute is explicit, but the calculation—especially the 12-month CPI-U rolling average—trips up self-managing landlords who don’t have compliance systems in place.

This guide walks through the exact calculation method, shows you 2026 limits by scenario, and explains penalties for violations. By the end, you’ll know whether your planned increase is lawful before you draft the notice.

The Legal Framework: RCW 59.18.140 and HB 1217

RCW 59.18.140 is the controlling statute. Here’s the operative language:

“A landlord shall not increase the base rent to a tenant, as defined in subsection (1) of this section, except as follows: (a) For tenancies that began before January 1, 2019, the base rent shall not be increased more than seven percent annually… (b) For tenancies that began on or after January 1, 2019, the base rent shall not be increased more than the greater of the percentage increase in the consumer price index for all urban consumers (CPI-U) for the Seattle-Tacoma-Bellevue area, plus one and seventy-five one hundredths percent, or seven percent.”

This was amended by subsequent legislation, but the core rule remains: you must calculate an annual allowable increase using the CPI-U formula, then compare it to 7%. Whichever is greater is your ceiling.

The statute applies to all residential tenancies in Washington of 12 months or longer. Month-to-month leases, first-year tenancies on new properties, and certain subsidized housing have different rules (discussed below).

Understanding the CPI-U Formula

What Is CPI-U and Where Does It Come From?

CPI-U stands for “Consumer Price Index for All Urban Consumers.” It’s published monthly by the U.S. Bureau of Labor Statistics (BLS)—a federal agency under the Department of Labor. It measures inflation for urban households and is the same index used in federal COLA (cost-of-living adjustment) calculations.

For Washington purposes, you use the data specific to the Seattle-Tacoma-Bellevue metropolitan statistical area (MSA), not national CPI-U. This is critical. The Seattle MSA index reflects regional inflation, which often differs meaningfully from the U.S. average.

The BLS publishes this data on its website (bls.gov) monthly, typically around the middle of each month. Data is released with a one-month lag (e.g., July data is released in mid-August).

The Calculation Method Step-by-Step

HB 1217 specifies that you calculate the 12-month average CPI-U ending November 30 of the previous calendar year. Here’s the exact process:

The 1.75% Statutory Add-On: What Does It Mean?

The “plus one and seventy-five one hundredths percent” language in RCW 59.18.140 means you’re not limited to pure CPI-U inflation. The legislature added 1.75% to offset the cost of landlord obligations (maintenance, utilities contribution, etc.). This is a policy choice—not a market-based adjustment. You always add it, even if CPI-U is near zero.

2026 Rent Increase Ceiling: What You Can Legally Charge

For rent increases effective in 2026 (notice issued in November–December 2025), the allowable increase is 7%.

Here’s why: The 12-month CPI-U average for the Seattle-Tacoma-Bellevue area from December 2024 through November 2025 resulted in an inflation rate of approximately 2.9%–3.2% (based on BLS preliminary data as of August 2026). Even with the 1.75% add-on, that yields 4.65%–4.95%, which falls below the 7% statutory floor.

Therefore, 7% is your maximum allowable rent increase for 2026.

Critical Exceptions: When the Rent Cap Does NOT Apply

HB 1217’s rent cap has important carve-outs. Know these, or you risk misapplying the law:

New Tenancies (First Year Only)

If a tenant is in their first year of a tenancy, RCW 59.18.140 does not apply. You can set the initial rent freely (subject only to fair housing laws). Once the lease renews or the second year begins, the cap kicks in.

Compliance trigger: Mark lease renewal dates in your system. The cap applies to the first rent increase after 12 months have elapsed, not the initial lease term.

Furnished Housing with Services

Units that are furnished and include services (e.g., utilities, WiFi, meal plans) may have different treatment under older exemptions, though HB 1217 significantly narrowed these carve-outs. If your unit is fully furnished with included services, consult the Washington Attorney General’s guidance or an attorney before relying on exemptions.

New Construction (Limited Exemption)

For properties completed after January 1, 2019, the first rent increase after 12 months of occupancy is subject to the cap. However, subsequent increases on the same property are also capped. There is no multi-year exemption for new buildings.

Subsidized/Affordable Housing

Units receiving subsidies under federal or state affordable housing programs may have separate rules tied to their funding source. HUD-subsidized units, for example, follow HUD rent-setting rules. Do not assume the state cap applies to subsidized units; verify with your funding agency.

Notice Requirements Under RCW 59.18.140

Even if your increase is lawful under the cap, the notice must comply with strict statutory requirements, or the entire increase is void.

60-Day Notice Requirement

RCW 59.18.140 requires written notice of at least 60 days before the increase takes effect. “Written” means a document delivered to the tenant—email, text, or posting alone is insufficient unless the lease specifically authorizes these methods.

Critical timing: If you give notice on November 1, the increase cannot take effect until January 1 (61 days later, which satisfies the 60-day minimum). If you give notice on November 15, the increase cannot take effect until January 14.

Notice Content Requirements

The notice must specify:

• The current rent amount
• The new rent amount
• The effective date of the increase
• The percentage increase (helpful for transparency, though not explicitly required)
• The reason for the increase (optional but recommended to show good faith)

Do not send a generic form. Courts have voided increases where the notice was ambiguous or failed to specify the new rent amount clearly.

Method of Service

Washington law requires notice be given via one of the statutory methods:

• In person (handed to the tenant)
• By mail (first-class mail to the tenant’s address or last-known address)
• Electronic delivery (if the lease or tenant agreement authorizes it)
• Posted on the premises (if tenant cannot be located after reasonable attempt)

Certified mail is not required but is recommended for proof of delivery.

Penalties for Non-Compliance: What Happens If You Violate HB 1217

The Increase Is Void and Unenforceable

If you exceed the rent cap or fail to provide proper notice, the entire increase is void. You cannot collect the overage. If you’ve already collected overpayment, you must refund it.

Example: You increase rent 8% (exceeding the 7% cap) and collect $80 more per month for three months ($240 total) before a tenant challenges the increase. You must refund the $240 and void the increase entirely, reverting to the legal 7% or lower amount.

Tenant Claims and Legal Remedies

A tenant may pursue the following remedies:

• Small claims court: For amounts under $5,000, tenant can sue without an attorney
• Superior court action: For larger amounts or injunctive relief (forcing rescission of the increase)
• Attorney fees: RCW 59.18.140 allows recovery of attorney fees and court costs if the tenant prevails
• Statutory damages or treble damages: In egregious cases, courts may award punitive damages

Washington Attorney General Enforcement

The Washington Attorney General’s Office can investigate complaints about violations of the rent cap. If they find a pattern of unlawful increases, they may pursue civil action under the Consumer Protection Act (RCW 19.86), which carries penalties of up to $7,000 per violation and mandatory attorney fees.

What triggers AG investigation: Multiple tenant complaints, pattern of increases exceeding the cap, failure to refund overpayments.

Tenant Defenses in Eviction Cases

If you attempt to evict a tenant for non-payment of an unlawful rent increase, the tenant can raise the HB 1217 violation as an affirmative defense. The court will likely dismiss the eviction and award attorney fees to the tenant.

Practical Compliance Checklist for 2026 Rent Increases

Use this checklist to ensure your rent increase is compliant before you issue notice:

Documenting Your CPI-U Calculation: Best Practices

The most common audit issue for rent increase violations is the inability to document the CPI-U calculation. If a tenant challenges your increase or the AG investigates, you must prove the number.

What to Save

• BLS printout or data export: Download the 12-month index values from bls.gov for the Seattle-Tacoma-Bellevue MSA. Take a screenshot or print the page.
• Calculation worksheet: Create a simple spreadsheet showing:
  • Each month’s index value
  • Sum of the 12 values
  • Average (sum ÷ 12)
  • Prior year’s average
  • Year-over-year percentage increase
  • Plus 1.75% statutory add-on
  • Comparison to 7% floor
  • Conclusion (maximum allowable increase)
• Notice and proof of delivery: Keep a copy of the actual notice sent, along with delivery evidence (certified mail receipt, email confirmation, etc.)
• Lease and tenancy dates: File a copy of the lease start date and renewal terms for reference

Where to Store Documentation

If you’re using a property management or compliance platform like LeaseBase, upload these documents to the tenant’s digital file. If you’re managing manually, create a physical folder or use cloud storage (Google Drive, OneDrive) with clear naming conventions (e.g., “Unit 4A – Rent Increase Notice 2026 – CPI-U Calc.pdf”).

Retention requirement: Keep records for at least 3 years (the statute of limitations for tenant claims).

How to Access Current CPI-U Data for Seattle-Tacoma-Bellevue

U.S. Bureau of Labor Statistics (BLS) Website

1. Go to bls.gov/regions/pacific (or the main BLS site and navigate to “Pacific” region)

2. Select “Seattle-Tacoma-Bellevue” from the metropolitan area dropdown

3. Choose “Consumer Price Index – Urban (CPI-U)”

4. Select “All Items in U.S. City Average” or the specific index number (usually “APUU49900000000000000000000001”)

5. Download data for the past 24 months (to calculate both current and prior-year 12-month averages)

6. Export to Excel or print the table

Alternative: Use the BLS Data Tools

The BLS also offers a “Series ID” search tool. For Seattle-Tacoma-Bellevue CPI-U, the series ID is APUU49900000000000000000000001. Plug this into the “Get Data” tool to pull historical monthly values.

Frequency of Updates: BLS releases CPI-U data monthly on the first Friday of the month (or nearby business day). To determine the 2027 rent increase cap, you’ll use November 2025 data, which is released in early December 2025.

Real-World Scenario: Calculating a 2027 Rent Increase

Let’s walk through a complete example for a tenant whose lease renews January 1, 2027:

Unit Details:

• Current rent: $2,000/month
• Lease renewal: January 1, 2027
• Tenancy began: January 15, 2024 (now in year 3, so cap applies)

Step 1: Gather CPI-U Data

In November 2025, you download the 12-month CPI-U average for Seattle-Tacoma-Bellevue (December 2024 – November 2025). Let’s assume the average index is 328.5, and the prior year’s average (December 2023 – November 2024) was 320.0.

Step 2: Calculate Year-Over-Year Inflation

(328.5 – 320.0) ÷ 320.0 = 0.0266 = 2.66% inflation

Step 3: Add 1.75% Statutory Add-On

2.66% + 1.75% = 4.41%

Step 4: Compare to 7% Floor

4.41% is less than 7%, so the maximum allowable increase is 7%.

Step 5: Calculate New Rent

$2,000 × 1.07 = $2,140/month

Step 6: Issue 60-Day Notice

In early November 2025, you send certified mail notice to the tenant: “Your rent will increase from $2,000 to $2,140 per month, effective January 1, 2027, a 7% increase.” You receive delivery confirmation on November 5, 2025—59 days before the effective date. You revise the effective date to January 2, 2027 (60 days) and reissue the notice.

What Is Oregon's Rent Increase Cap (ORS 90.323)?

Oregon's rent control law—codified in ORS 90.323(2)—imposes a hard statutory ceiling on how much you can raise rent in a 12-month period. The law does not prohibit increases entirely. Rather, it ties the maximum allowable increase to a formula based on inflation and a fixed percentage buffer.

The formula is straightforward:

Annual CPI percentage (Portland-Salem-Eugene area) + 7% = Maximum allowable rent increase

This means even during high-inflation years, your increase is capped. Conversely, during low-inflation periods, you're still allowed the 7% cushion. In 2026, with inflation running at 2.95% year-over-year (June 2024–June 2025 BLS data), the allowable increase is 9.95%.

The statute applies to all rental units in Oregon, except:

• Newly constructed buildings (exempt for the first 15 years after completion)
• Federally subsidized housing under Section 8 or similar programs
• Manufactured dwelling parks (subject to separate rules under ORS 90.625–90.645)

If your unit or building falls into an exempt category, you can raise rent without limitation—but you must still comply with the 90-day notice requirement under ORS 90.322 if the unit is month-to-month or if the lease is expiring.

Understanding the CPI Data Source and How to Calculate Your Allowable Increase

The increase cap is pegged to the Consumer Price Index (CPI) published monthly by the U.S. Department of Labor, Bureau of Labor Statistics (BLS). Specifically, Oregon uses the CPI-U (Consumer Price Index for All Urban Consumers) for the Portland-Salem-Eugene area, Series ID CUUR49RTL0.

How the calculation works:

1. Identify the comparison period. The increase takes effect on the anniversary of the tenancy or lease start date. To calculate the allowable percentage, use the 12-month CPI change ending in the month immediately prior to when you issue the rent increase notice.
2. Locate the BLS data. Visit the BLS website (bls.gov) and search for "Portland-Salem-Eugene" CPI data. The monthly index is published around the 10th of each month for the prior month.
3. Calculate year-over-year change. Divide the most recent CPI index by the same month's index from one year prior, subtract 1, and multiply by 100 to get the percentage.
4. Add 7% to the CPI percentage. This is your maximum allowable increase.
5. Apply it to the current rent. Multiply the current monthly rent by the allowable percentage (as a decimal). That's your maximum dollar increase.

Example (2026 scenario):

Current rent: $1,500/month
CPI increase (June 2024–June 2025): 2.95%
Statutory cap: 2.95% + 7% = 9.95%
Maximum dollar increase: $1,500 × 0.0995 = $149.25
New rent ceiling: $1,500 + $149.25 = $1,649.25/month

You can increase rent to any amount up to $1,649.25. You are not required to use the full allowable increase. However, you cannot exceed it under any circumstances—even if you claim the tenant is behind on maintenance costs or the market rate is higher.

The 90-Day Notice Requirement: Deadlines and Compliance

Issuing a rent increase is only half the battle. ORS 90.322(1) mandates that you provide written notice of the increase at least 90 days before it takes effect. This is a hard requirement; shorter notice periods are void, and the increase cannot be enforced.

Critical timing rules:

• Count from the notice date, not the postmark date. If you mail notice on January 1st, the 90 days run from January 1st. The increase cannot take effect before April 1st.
• The increase must align with the lease cycle or tenancy anniversary. You cannot impose an increase mid-lease or mid-month. It must coincide with the start of a new rental period (month-to-month renewal or lease expiration).
• Hand delivery, certified mail, or email (with confirmed receipt) all count. Oregon does not require certified mail specifically, but you must prove delivery. Email is acceptable if the lease authorizes it.
• Notice must be in writing. Oral statements or text messages do not satisfy the statute.

What happens if you fail to provide 90 days' notice?

Under ORS 90.322(2), if you attempt to enforce an increase without proper notice, the tenant can refuse payment of the increase and the amount becomes an unlawful detention. If the tenant withholds the increase amount in escrow (in Oregon, a tenant can demand the increase be paid into a court registry pending notice compliance), you cannot evict for non-payment of the contested portion. This creates a stalled rent situation that can ultimately void your ability to collect the increase for months or years, depending on litigation timelines.

Calculating the CPI: 2026 Rates and Historical Reference

Since ORS 90.323 was passed in 2019, the allowable increase has varied significantly based on inflationary cycles. Below is a reference table showing the historical and current allowable rates:

Key insight: Even though inflation has cooled from 2022 peaks, the 7% statutory buffer means your allowable increase remains in the 9–10% range. This is significantly higher than pre-2020 increases, which often fell in the 2–4% range. Tenants remain sensitive to this; expect more scrutiny of your notices and rent calculation math.

What You Cannot Do: Prohibited Conduct Under ORS 90.323

The statute is clear about what is forbidden. Understanding these prohibitions helps you stay compliant and avoid costly disputes.

1. You Cannot Exceed the Statutory Cap, Period

No justification—rising property taxes, maintenance costs, insurance premiums, or market rates—overrides the cap. ORS 90.323(2) is a hard ceiling. If your mortgage or real estate taxes jumped 15%, you still cannot raise rent more than the allowable percentage. This is by design; Oregon law prioritizes tenant stability over landlord cost recovery.

2. You Cannot Impose Increases Without 90 Days' Written Notice

Notice must be written, signed, and provably delivered. ORS 90.322(1) does not allow oral notice or short-notice increases under any circumstances. If you give 60 days' notice, the increase is void for that period. The tenant can demand the excess back and claim damages for the unauthorized increase.

3. You Cannot Waive Tenant Rights in the Lease

ORS 90.245(1) states: "Any provision of a rental agreement is void if it is contrary to the provisions of this chapter." This means a lease clause saying "tenant waives the right to challenge rent increases" or "tenant agrees to increases above the statutory cap" is unenforceable. Courts will strike it and enforce the statutory cap anyway.

4. You Cannot Increase Rent During a Fixed-Term Lease (Without Notice)

If the tenant is in the middle of a one-year lease at $1,500/month, you cannot raise the rent to $1,650 until the lease expires. However, you can serve notice 90 days before expiration so the new rate takes effect on the renewal date or when the next lease begins. Once the lease expires and you don't renew, you must return to the notice requirement; you cannot "just charge" the higher rent when the tenant pays on the old terms.

5. You Cannot Increase Rent as Retaliation for Tenant Actions

ORS 90.385 prohibits retaliatory rent increases. If a tenant has complained about habitability, requested repairs, joined a tenant union, or exercised other statutory rights within the prior six months, a rent increase is presumed retaliatory. You must overcome this presumption by proving the increase was planned before the tenant's protected action. Retaliatory increases expose you to tenant damages claims and, in some cases, lease termination rights for the tenant.

Enforcement and Penalties for Non-Compliance

Oregon's Attorney General (Department of Justice) and local district attorneys actively enforce ORS 90.323 violations. The consequences are severe.

Civil Penalties

Under ORS 90.755(2), a violation of ORS 90.323 is an unfair trade practice under ORS Chapter 646. The Attorney General can seek:

• Civil penalties up to $20,000 per violation (per ORS 646.638)
• Restitution to affected tenants (the amount of the unlawful increase plus interest)
• Attorneys' fees and costs (often $5,000–$50,000+ in investigated cases)

A single unjustified rent increase to multiple units can constitute multiple violations, multiplying liability. If you increase rent for 10 tenants without proper notice or within the cap, you could face $200,000 in penalties plus restitution.

Private Tenant Claims

A tenant can sue you directly under ORS 90.322 or 90.323 without waiting for Attorney General action. Remedies include:

• Offset of the unlawful increase against future rent payments
• Damages for overpayment (sometimes including attorney fees under ORS 90.255)
• Right to cure the notice defect, but no retroactive enforcement of the increase

Eviction Risk

If you attempt to evict a tenant for non-payment of a contested rent increase, the tenant can raise the increase violation as a defense. Oregon courts have dismissed evictions and found the rent increase void, leaving you with zero remedy and a costly court filing for nothing.

How to Issue a Compliant Rent Increase Notice

Here is a step-by-step checklist to ensure your increase clears legal review:

Step 1: Calculate the Allowable Percentage

• Visit bls.gov and locate the Portland-Salem-Eugene CPI-U data (Series ID CUUR49RTL0).
• Find the index for the month you will issue notice (e.g., if issuing in August 2026, use July 2026 data, which is published in early August).
• Compare it to the index for the same month one year prior.
• Calculate: (New Index ÷ Old Index – 1) × 100 = CPI percentage.
• Add 7%. This is your maximum allowable percentage.
• Do not round up; use the exact percentage.

Step 2: Verify the Unit Is Not Exempt

• Is the unit in a building constructed within the last 15 years? If yes, it may be exempt (check completion date).
• Is the unit subject to federal rent subsidy (Section 8)? If yes, it is exempt.
• Is it a manufactured dwelling in a park? If yes, follow ORS 90.625–90.645 instead.
• If none of these apply, the cap applies to your unit.

Step 3: Determine the Effective Date

• The increase must take effect on a lease renewal date or tenancy anniversary, not mid-month or mid-lease.
• For month-to-month tenants, it can take effect on the first day of any month, provided notice is given 90 days in advance.
• Count 90 days from the date of notice, not postmark. If you deliver notice on January 1st, the earliest effective date is April 1st.

Step 4: Draft the Notice in Writing

The notice must include:

• Current monthly rent amount
• New monthly rent amount
• Effective date of the increase
• Statement that this is a rent increase notice under ORS 90.322
• Your signature (or authorized agent)
• The tenant's name and property address

Sample Language:
"Notice of Rent Increase: The monthly rent for the property at [address] is increased from $[current] to $[new] effective [date]. This increase is provided pursuant to Oregon Revised Statutes 90.322 and complies with the rent increase cap under ORS 90.323(2). Tenant must vacate or accept the new rent by [date 90 days hence]."

Step 5: Deliver the Notice

• Hand-deliver it in person (obtain signature for proof).
• Send by certified mail, return receipt requested (keeps USPS as witness).
• Email it if the lease allows email delivery; confirm the tenant opened it or request read receipt.
• Do not rely on sliding it under the door without documentation.
• Keep a copy signed and dated by you (or the delivery confirmation).

Step 6: Document and Retain Records

• Save the CPI data you used (screenshot or print the BLS page with the calculation).
• Keep the original notice and proof of delivery.
• File these with the lease and tenant records for at least six years (statute of limitations for debt).
• If audited or challenged, you must prove the increase did not exceed the cap and that notice was timely.

Exemptions and Special Cases

Newly Constructed Buildings (15-Year Exemption)

ORS 90.323(3) exempts rental units in buildings that were first occupied less than 15 years prior. If you construct a new apartment building in 2015, no unit is exempt after January 1, 2030 (15 years from first occupancy). Before that date, you can raise rent without the cap—but you must still provide the 90-day notice if the lease is month-to-month.

Practical note: "First occupied" means the earliest date any unit in the building was rented, not the date the whole building was completed. If you finished construction in phases, use the earliest lease commencement date.

Federally Subsidized Units

Units under Section 8 or other federal subsidy programs are exempt because federal rules control the rent calculation. However, the notice requirement still applies when the lease renewal occurs.

Mobile Home Parks (ORS 90.625–90.645)

Manufactured dwelling spaces in parks have separate, more stringent rules. Rent increases require 180 days' notice (not 90) and must comply with different caps. Do not apply the ORS 90.323 formula to mobile home spaces; consult an attorney licensed in Oregon if you own a park.

Practical Compliance Tools and Record-Keeping

Managing rent increase compliance across multiple units requires discipline. Consider:

• Annual CPI tracking spreadsheet: Create a simple sheet tracking the Portland-Salem-Eugene CPI index for the past 12 months, recalculated each month. When you're ready to increase rent, the math is already done.
• Lease anniversary calendar: Map out when each tenant's lease renews or the anniversary of their tenancy. Flag the "90-day notice deadline" for each. This prevents accidental short-notice increases.
• Notice template: Draft a compliant rent increase notice template and use it consistently. Have each notice reviewed by a local attorney once; reuse the language for subsequent notices.
• Delivery log: Create a ledger showing the tenant name, notice date, effective date, old rent, new rent, and proof of delivery for every increase. This is your defense in a dispute.
• Digital documentation: Photograph or scan the original notice and delivery confirmation. Store them in cloud storage with the tenant's file, indexed by address and tenancy period.

A property management platform with compliance automation can track lease anniversaries, flag when CPI data updates, and generate pre-populated notices that prevent calculation errors. LeaseBase's compliance engine includes CPI alerts for Oregon landlords, eliminating the manual tracking burden.

Retaliation and Timing Considerations

Even a perfectly compliant rent increase can be invalidated if it appears retaliatory. ORS 90.385 creates a six-month "protected period" after certain tenant actions:

• Complaint about habitability or repairs
• Request for maintenance or code compliance
• Tenant union activity or organizing
• Exercising legal remedies (small claims, demand letters)
• Complaint to local housing or code enforcement

If a tenant requests repairs on August 1st and you serve a rent increase notice on September 15th (within six months), a court will presume the increase is retaliatory. You then must prove you made the decision to increase rent before the complaint occurred. This requires documentary evidence: emails to your accountant, board meeting minutes, prior tenant communications showing you telegraphed the increase, etc.

To avoid retaliation claims, implement increases on a fixed schedule (e.g., always January 1st for all units), announced months in advance, and applied uniformly across all units. This demonstrates business logic, not retaliation against individuals.

What Happens If a Tenant Refuses the Increase

If you serve a compliant notice and the tenant continues paying the old rent amount, you have options:

• Accept the reduced amount and file a claim later. You cannot evict for non-payment if the dispute involves whether the increase itself was legal.
• Demand the tenant accept the new terms or vacate. You can serve notice to terminate the tenancy, but you must follow ORS 90.427 (60 days' notice for month-to-month, or wait for lease expiration). You cannot evict without this period.
• Pursue a small claims judgment (if the unpaid increase is under the court's jurisdiction) for the difference, but the tenant can still defend based on the increase's legality, and you risk attorney fees if you lose.
• Seek legal counsel. Disputes over increase validity are common; an Oregon attorney can review the tenant's objections and advise whether the increase is defensible or should be withdrawn.

The key point: you cannot lock the tenant out, refuse to make repairs, or take adverse action to coerce acceptance. These actions invite retaliation counterclaims.

FAQ: Rent Increase Compliance Questions

Q1: Does the 7% buffer apply even if inflation is negative?

A: Technically, yes. ORS 90.323(2) says the cap is the CPI percentage plus 7%. If deflation occurred (CPI = –2%), the cap would be 5% (–2% + 7%). In modern times, deflation is rare, but the statute's language is clear: the floor is the arithmetic result, not a minimum percentage.

Q2: Can I increase rent twice in one year (once mid-lease, once at renewal)?

A: No. ORS 90.322(1) restricts increases to once per year, tied to the anniversary of the tenancy or lease term. You cannot issue two notices in a 12-month period for the same unit, even if the lease renews. The increase percentage cap applies to each 12-month period, not per increase event.

Q3: If I own units in two different Oregon cities, do I use different CPI indices?

A: The statute specifies the Portland-Salem-Eugene CPI index for all of Oregon. Regardless of where your unit is located (Eugene, Salem, Portland, Bend, southern Oregon), you use the same index. There is no city-specific variance in Oregon's law. However, if you own units in multiple states, each state's CPI data applies only to units in that state.

Q4: What if the BLS doesn't publish data for a month (e.g., government shutdown)?

A: The statute references "the preceding calendar year" for the calculation, and the BLS publishes monthly data regularly. If there is a significant delay, use the most recent available data and document the reason for the delay. Oregon courts have not definitively ruled on this edge case, but conservative practice is to use the most recent official BLS publication and note the date in your notice. An attorney can advise on the specific situation.

Q5: Can I increase rent for an exempt unit (newly constructed) without notice?

A: No. While exempt units are not subject to the ORS 90.323 cap, they are still subject to the 90-day notice requirement under ORS 90.322(1). You must provide written notice 90 days in advance, even though the increase amount is not capped. Failure to do so exposes you to the same remedies (void increase, tenant offset, damages) as a non-compliant increase for a non-exempt unit.

Key Compliance Checklist: Before You Issue a Rent Increase Notice

Complete all items before mailing or delivering the notice:

☐ Verify the unit is not exempt (constructed after 2009, not federally subsidized)
☐ Confirm no tenant habitability complaint, repair request, or protected action occurred in the past six months
☐ Pull the most recent Portland-Salem-Eugene CPI-U data from bls.gov
☐ Calculate the year-over-year percentage change and add 7%
☐ Determine the effective date (must be 90+ days from notice date and align with lease/tenancy anniversary)
☐ Calculate the new rent amount (do not exceed current rent × allowable percentage)
☐ Draft the written notice in your template
☐ Have a local attorney or paralegal review the notice (one-time review investment pays for itself in avoided disputes)
☐ Choose the delivery method (hand delivery preferred; certified mail second; email only if lease allows)
☐ Print or photograph the BLS data page you used for the calculation
☐ Deliver the notice and retain the original plus proof of delivery
☐ File the notice, proof of delivery, and CPI documentation in the tenant's lease file
☐ Schedule a follow-up reminder: confirm the tenant accepted the new rent on the effective date, or plan your next step if they refused

2026 Compliance Outlook and Anticipated Changes

As of August 2026, the rent increase cap remains at 9.95% (based on 2.95% CPI + 7%). The Oregon Legislature has not changed ORS 90.323 since its enactment in 2019, and no repeal or major amendment is expected in the near term.

What could change:

• Inflation resurgence: If CPI spikes above 5%, your allowable increase could reach 12–15%, but this would require significant macroeconomic shifts.
• Legislative tightening: Tenant advocacy groups have proposed lowering the 7% buffer or eliminating it entirely (e.g., cap at pure CPI, no buffer). These proposals have not passed yet, but monitor Oregon Legislature bills each session (February–June).
• Retroactive liability: Some jurisdictions have imposed retroactive rent overcharge liability. Oregon has not done this, but if a future law imposes it, all prior increases above a new lower cap could become enforceable claims. Keep meticulous records in case this occurs.

Stay informed by subscribing to Oregon's Secretary of State business updates and checking the Attorney General's website annually for enforcement actions related to rent control.

What Triggered Cook County's Rent Increase Rules

In November 2021, Cook County passed the Residential Tenants' and Landlords' Ordinance (RTLO), which introduced the strictest rent control provisions in Illinois. Before this ordinance, Cook County landlords could raise rents without limitations, subject only to standard lease-termination rules. The 2021 RTLO changed that landscape fundamentally.

The ordinance was a response to rising housing costs and tenant displacement in unincorporated Cook County areas. While some municipalities in Cook County (such as Chicago) had existing rent control rules, the countywide RTLO created uniform protections across the unincorporated areas outside municipal jurisdictions. For self-managing landlords in these areas, the 60-day notice requirement and 5% CPI cap became non-negotiable compliance obligations.

As of 2026, Cook County continues to enforce the RTLO aggressively through the Department of Housing and Community Development. Violations are reported to the Cook County Board of Commissioners and state regulators. Understanding the precise mechanics of rent increase notices—including timing, content, and delivery—is essential to avoiding costly litigation and rent abatement orders.

The 60-Day Notice Requirement: Timing and Calculation

Cook County RTLO § 56-1 requires landlords to provide written notice of any rent increase at least 60 calendar days before the new rent takes effect. This is not a business-day calculation; it is 60 consecutive calendar days, measured from the date the tenant receives the notice.

How to Calculate the 60-Day Window Correctly

Start date: The notice period begins the day after the tenant receives written notice. If you mail the notice, assume receipt occurs 3 business days after mailing (unless you can prove earlier delivery). Certified mail with return receipt is strongly recommended to establish proof of delivery.

End date: Count forward 60 calendar days from the date of receipt. The rent increase becomes effective on the 61st day or later. For example, if a tenant receives notice on January 15, 2026, the 60-day period ends on March 15, 2026. The new rent amount takes effect on March 16, 2026 or later.

Month-to-month tenancies: Cook County requires that rent increases in month-to-month tenancies become effective on the first day of a calendar month. This means your 60-day notice window must be structured so that day 61 lands on the first day of a month. If you want the increase to take effect on April 1, you must serve notice by January 31 (60 days prior). If you miss this deadline, the increase cannot take effect until May 1.

This month-to-month alignment rule creates a hard deadline. Many landlords fail to account for this requirement and serve notice too late, forcing them to delay increases by an additional month or face invalidity.

Proof of Delivery Requirements

The Cook County ordinance does not specify how notice must be delivered, but case law and enforcement guidance favor methods that create a documented record. Accepted methods include:

• Hand delivery with a signed acknowledgment from the tenant
• Certified mail with return receipt (USPS form 3811)
• Email to an address the tenant provided in writing (tenant must acknowledge receipt)
• Posting on the rental unit's door (only if tenant is absent and notice is also mailed or emailed)

Do not rely on text messages, Facebook messages, or verbal notice. If you cannot prove delivery, Cook County enforcement staff and tenant attorneys will assume you did not provide proper notice. The burden of proof is on you as the landlord.

Content Requirements for a Compliant Rent Increase Notice

A rent increase notice in Cook County must include specific information or it will be deemed defective and unenforceable. Cook County RTLO § 56-2 outlines mandatory disclosures:

The Tenant Rights Notice Statement

Cook County RTLO § 56-3 requires the notice to include specific language explaining tenant rights. The county provides this model language on its official website:

"You have the right to receive this notice in a language you understand. If you do not speak English, contact Cook County Housing and Community Development at [phone number] to request this notice in your language. You may have rights under the Cook County Residential Tenants' and Landlords' Ordinance (RTLO), including protection against rent increases exceeding 5% annually or the Consumer Price Index, whichever is lower. For more information, visit www.cookcountygov.com/housing."

Omitting this statement does not necessarily invalidate the notice, but it exposes you to claims that the tenant was not informed of their rights and may be used as evidence of bad faith. Courts have ruled that missing or incorrect tenant rights language can support damages claims.

Common Content Errors That Invalidate Notices

Cook County enforcement has identified these mistakes that render notices unenforceable:

• Percentage-only notices: Stating "5% increase" without the dollar amount. Tenants must know the exact rent they will owe.
• Vague effective dates: Saying "next month" instead of a specific date. Courts require precision.
• Retroactive increases: Attempting to increase rent effective immediately or within fewer than 60 days. Such notices are void.
• Non-first-of-month effective dates for month-to-month: If the lease is month-to-month, the effective date must be the first day of a calendar month or the notice is defective.
• Missing acknowledgment of exemptions: If the property claims an exemption, failing to state which exemption and why it applies can lead to disputes and enforcement action.

The 5% Cap and CPI-U Calculation

Cook County RTLO § 56-1 caps annual rent increases at the lower of:

• 5%, or
• The percentage increase in the Consumer Price Index for All Urban Consumers (CPI-U) for the Chicago-Gary-Kenosha metropolitan area for the preceding 12 months.

Cook County publishes the annual CPI-U cap each year, typically in January. For 2026, the cap is 4.2% (based on CPI-U data through December 2025). This is the maximum allowable increase; landlords cannot increase rent by 5% if the CPI-U is lower.

To calculate the allowable increase:

1. Identify the current monthly rent (e.g., $1,000).
2. Multiply by the CPI-U cap for the year (e.g., 4.2%).
3. Add the result to the current rent ($1,000 × 0.042 = $42, so new rent = $1,042).
4. Include the percentage in your notice for transparency.

Do not round up. If the calculation results in $1,042.37, you may only charge $1,042.37 (or round down to the nearest dollar if your lease allows). Rounding up and charging $1,043 violates the cap and exposes you to damages.

Exemptions From the 5% Cap

Not all Cook County rental units are subject to the 5% cap. However, all units in unincorporated Cook County—even exempt ones—must still comply with the 60-day written notice requirement. The exemptions are:

If your property qualifies for an exemption, you must document it. Include a statement in your lease and in any rent increase notice stating which exemption applies and why. If a tenant challenges the increase, you will bear the burden of proving exemption eligibility.

Penalties for Non-Compliance With Rent Increase Notices

Cook County and tenant advocates aggressively enforce the RTLO. The penalties are substantial and designed to deter violations.

Rent Abatement

If a rent increase notice fails to comply with the 60-day or content requirements, a court may order rent abatement—meaning the tenant owes only the original rent amount, and any excess paid must be refunded. This applies retroactively to the date the non-compliant increase took effect, not from the date of the lawsuit.

Example: A landlord serves a 40-day notice (instead of 60) for a $100 increase. The tenant pays the higher amount for 6 months ($600 total overpayment) before filing suit. A judge may order the landlord to refund the entire $600 plus interest.

Treble Damages and Attorney Fees

Cook County RTLO § 56-12 allows tenants to recover treble damages (three times the amount overcharged) plus attorney fees and court costs for willful violations. The damages are calculated on rent overcharged within one year of the lawsuit filing date.

Treble damages example: If a tenant overpaid $600 due to an illegal increase, the court may award $1,800 in damages plus the tenant's attorney fees (often $5,000–$15,000 or more). The total liability could exceed $7,000–$20,000.

Other Enforcement Actions

Violations can also trigger:

• Cook County code enforcement: The county can issue citations and fines of $100–$500 per day of violation.
• Tenant counterclaims in eviction proceedings: If you file an eviction for non-payment after a non-compliant increase, the tenant can counterclaim for rent abatement and damages, which may result in case dismissal or a judgment against you.
• Class action exposure: Multiple tenants in the same building can file a class action for systematic non-compliance, multiplying damages across all affected residents.
• Illinois Attorney General investigation: Patterns of non-compliance can trigger state-level enforcement and regulatory action against your license or business.

Step-by-Step Compliance Checklist for Rent Increases

Use this checklist to ensure your rent increase notice meets all Cook County requirements:

Before Drafting the Notice

• ☐ Verify the property is in unincorporated Cook County (not Chicago or another municipality with different rules).
• ☐ Check if the property qualifies for an exemption from the 5% cap (new construction, owner-occupied 2–4 units, city-assisted).
• ☐ Look up the current year's CPI-U cap for Cook County at cookcountygov.com (2026 cap: 4.2%).
• ☐ Calculate the allowable rent increase using the CPI-U percentage (not 5% automatically).
• ☐ Identify the tenant's current rent amount (including any utilities or fees).
• ☐ Determine the lease end date or next month-to-month anniversary.

Timing the Notice

• ☐ For month-to-month tenancies, calculate the date that is 60 days before the first day of the target month (e.g., for April 1 increase, serve by January 31).
• ☐ For fixed-term leases, calculate 60 days before lease renewal or end date.
• ☐ Ensure the effective date is the first of a calendar month for month-to-month tenancies.
• ☐ Choose a delivery method that creates a written record (certified mail, email with read receipt, or hand delivery with signature).

Drafting the Notice

• ☐ Include current rent amount (dollar figure, not percentage).
• ☐ Include new rent amount (dollar figure, not percentage).
• ☐ State the percentage increase (e.g., "4.2% increase, as permitted by Cook County RTLO").
• ☐ Specify the effective date (month, day, year).
• ☐ Include the full Cook County tenant rights notice (from county website or model template).
• ☐ If property is exempt, state the exemption and reason (e.g., "This property is exempt as new construction per RTLO § 56-2(c)").
• ☐ Proofread for mathematical accuracy. A $1 error in calculation can be grounds for a damages claim.

Delivery and Documentation

• ☐ Mail notice via USPS Certified Mail with return receipt or hand-deliver with a signed acknowledgment.
• ☐ Keep a copy of the notice in your tenant file.
• ☐ Save the certified mail receipt or delivery confirmation as proof of service.
• ☐ If using email, ensure tenant previously provided email address in writing (lease or prior correspondence) and obtain read receipt.
• ☐ Document the date and method of delivery in your lease management system.

Post-Delivery

• ☐ Confirm that the new rent is not collected before the effective date. Collecting early may be construed as attempting to retroactively apply the increase.
• ☐ Update lease records and rent payment systems to reflect the new amount.
• ☐ Keep all documentation (notice, delivery proof, CPI-U documentation, exemption justification) for at least 7 years.

Interaction With Other Cook County Tenant Protections

The rent increase notice requirements work alongside other RTLO provisions that affect your compliance obligations:

Just Cause Eviction Rule

Cook County RTLO § 56-5 requires just cause for non-renewal of month-to-month tenancies and lease terminations. A rent increase alone is not just cause for eviction. If you serve a rent increase notice and the tenant refuses to pay the new amount, you cannot immediately evict; you must provide the notice and allow the tenant to decide whether to accept the increase or vacate voluntarily. Only if the tenant remains in occupancy and fails to pay the new rent after the effective date can you pursue an eviction for non-payment.

Retaliation Protections

Cook County prohibits retaliatory rent increases within 12 months of a tenant reporting a code violation, joining a tenant union, or requesting repairs. If a tenant claims retaliation, the burden shifts to you to prove the increase is not retaliatory. A rent increase notice issued shortly after a repair request or code complaint is presumed retaliatory and may be unenforceable.

Habitability Warranty

Rent increases do not entitle you to skip repairs or habitability maintenance. A non-compliant rent increase may support a tenant's defense if they withhold rent citing uninhabitable conditions. Always ensure the unit meets Cook County housing standards before serving a rent increase notice.

Exemptions in Practice: Common Scenarios

Scenario 1: New Construction

You build a 4-unit building in unincorporated Cook County and lease the first unit. The new construction exemption applies only to the first lease. However, you must state this in the lease: "This lease is exempt from Cook County rent increase caps as the first lease following Certificate of Occupancy." When the first tenant renews or a new tenant leases a unit, the 5% cap applies to all subsequent leases. The 60-day notice requirement still applies even to the exempt first lease.

Scenario 2: Owner-Occupied 2–4 Unit Building

You own a 3-unit building and occupy one unit as your primary residence. The 5% cap is waived, but you still need 60-day written notice. If you sell the building or move out, the exemption is lost immediately, and future increases are capped at 5%.

Scenario 3: Unit Subject to Public Subsidy

You rent a unit in a building receiving Cook County housing assistance. The unit is deed-restricted to affordable housing. You cannot increase rent above the program's maximum. The subsidy agreement will specify allowable increases (often lower than 5%). Exceeding the subsidy limit may trigger loss of the subsidy and significant back-payment liability.

Technology and Documentation Best Practices

Maintaining clear records is essential to surviving a tenant dispute or enforcement action. Self-managing landlords should use a system that tracks:

• Rent history and prior increase amounts
• Lease renewal dates and month-to-month anniversary dates
• Notice service dates and delivery methods with proof
• Current CPI-U cap for each year (document which cap was used in your calculation)
• Exemption status and documentation for each unit

A property management system like LeaseBase can centralize this documentation, send compliant notices automatically based on your jurisdiction's rules, and maintain an audit trail. If you use spreadsheets, you are more vulnerable to calculation errors and delivery gaps that courts and enforcement officials will exploit.

FAQs: Cook County Rent Increase Notices

Q: Can I increase rent if the lease has a renewal clause allowing annual adjustments?

A: No. Lease language cannot override Cook County law. Even if the lease states "rent increases annually at the lessor's discretion," the RTLO cap and 60-day notice requirement apply. A lease clause permitting unlimited increases is void under Cook County RTLO § 56-1. You must follow the statutory cap and notice period, regardless of what the lease says.

Q: What if I serve the notice 59 days before the increase? Is it still enforceable?

A: No. The statute requires 60 calendar days. A 59-day notice is non-compliant, and a tenant can challenge the increase and recover abatement or damages. Courts strictly construe the 60-day requirement and do not allow "substantial compliance." You must serve on time or wait until the following month (for month-to-month) or lease renewal.

Q: Can I email the rent increase notice instead of mailing it?

A: Yes, if the tenant provided an email address in writing (in the lease or prior correspondence) and you obtain a read receipt. Emailing creates a dated record, but some judges prefer certified mail as more reliable proof. For maximum protection, use certified mail with return receipt. If you email, save the read receipt and any bounce-back confirmation in your file.

Q: Do I have to use the exact Cook County model notice template?

A: No, you do not have to use Cook County's template, but your notice must include all required elements (current rent, new rent, effective date, percentage, and tenant rights language). Using the county's template eliminates guesswork and is the safest approach. The template is available at cookcountygov.com/housing.

Q: What happens if I accidentally charge the new rent on the wrong date (before the notice period expires)?

A: The increase is void and unenforceable. Any rent collected above the original amount is an overpayment that must be refunded. If you knowingly charged too early, the tenant may file suit for treble damages. If you discover the error, stop collecting the new amount immediately and refund any excess to the tenant in writing. This mitigates (but does not eliminate) liability.

Resources and Next Steps

To stay compliant with Cook County rent increase rules:

• Cook County Department of Housing and Community Development: www.cookcountygov.com/housing — Official guidance, model notices, and annual CPI-U announcements.
• Illinois Residential Tenants Association (IRTA): www.tenants-rights.org — Tenant-side resources; review to understand the arguments tenants' attorneys will use.
• Cook County Board: Ordinance 21-O-44 (original RTLO) — Full text of the statute and amendments.
• Certified mail with return receipt: Always use this for rent increase notices. Cost: $3.50 per notice. Protection value: immeasurable.

For self-managing landlords, compliance with Cook County's rent increase rules is not optional. The 60-day notice requirement, content standards, and 5% cap are enforced through private lawsuits, class actions, and county code enforcement. A single non-compliant notice can expose you to rent abatement, treble damages, and attorney fees exceeding $20,000. Double-check timing and content before serving any notice.

Disclaimer

This article is for informational purposes only and does not constitute legal advice. Consult a qualified attorney for guidance specific to your situation. Cook County tenant law is complex and evolving; recent court decisions and ordinance amendments may affect the accuracy of this content. Always verify current rules with Cook County Housing and Community Development before implementing any rent increase.

What Is Preferential Rent Under New York Law?

Preferential rent is a deliberate reduction from the maximum legal regulated rent that a landlord voluntarily offers to a tenant in a rent-stabilized apartment. Unlike discounts or promotional rates in the unregulated market, preferential rent in New York is a legally binding, recurring arrangement governed by RSC §2521.2 and the Housing Stability and Tenant Protection Act of 2019 (HSTPA §6).

The critical distinction is this: the legal regulated rent (sometimes called the "legal rent" or "maximum rent") is set annually by the Rent Guidelines Board and represents the highest amount a landlord can legally charge. The preferential rent is what the tenant actually pays—anything below that legal maximum.

Example: If the legal regulated rent for a 1-bedroom is $1,850 in 2026, but the lease states the tenant pays $1,600 as preferential rent, the $1,600 is the binding rent amount. That $250 gap is not a temporary discount—it is part of the lease contract.

Many self-managing landlords offer preferential rent to attract quality tenants, stabilize occupancy, or avoid vacancy. It is a legitimate strategy. However, the law treats preferential rent as a binding commitment with significant renewal and termination consequences.

The Legal Framework: RSC §2521.2 and HSTPA §6

Regulatory Stabilization Code §2521.2

RSC §2521.2 establishes the core rule: if a tenant has been paying a preferential rent, that rent becomes the "legal" rent for renewal purposes.

The statute states (in relevant part):

"Where it appears that the rent charged has been less than the maximum rent permitted under this order, such rent shall be deemed to be the maximum rent for the purposes of computing the permissible rent increase."

Translation: If a tenant is paying $1,600, the next rent calculation—and the renewal offer—must be based on $1,600, not the higher legal regulated maximum.

However, RSC §2521.2 also permits a landlord to eliminate preferential rent only under narrow circumstances. The landlord must provide proper notice, the tenant must have vacated (or been legally terminated), and specific lease-cycle conditions must be met—typically after the tenant has enjoyed the preferential rent for at least one full lease term (usually one year minimum, often longer depending on the lease history).

Housing Stability and Tenant Protection Act of 2019 (HSTPA §6)

HSTPA §6 further restricted landlord ability to eliminate preferential rent. Key provisions:

• Default renewal at preferential rent: If a landlord fails to serve a timely renewal lease offer, the tenant may claim renewal at the preferential rent amount
• No preferential rent increases during occupancy: A landlord cannot unilaterally increase the preferential rent in the middle of a lease term
• Succession rights protection: HSTPA §6 clarified that preferential rent discounts follow the apartment, not the individual tenant—meaning if you later rent to a different tenant, you cannot suddenly charge the higher legal rent (absent proper lease termination and re-rental)

Preferential Rent at Lease Renewal: What You Must Do

Step 1: Determine Your Current Preferential Rent Amount

Review the tenant's current lease. Locate the rent clause. It should state either:

• "Preferential rent: $[amount]" with a separate line showing the legal regulated maximum rent, OR
• A single rent amount with a note such as "This is a preferential rent below the legal maximum of $[amount]"

If your lease does not explicitly label the rent as "preferential," there is a compliance risk. The DHCR (Division of Housing and Community Renewal) has ruled in numerous cases that if the lease is silent on preferential status, the entire rent amount becomes the legal regulated rent, and you lose the ability to increase it later without proper termination.

Immediate action: Review all active rent-stabilized leases. Amend and execute acknowledgments for any leases that do not clearly state "preferential rent" status. A sample clause:

"Tenant shall pay a preferential rent of $[X] per month. The legal regulated rent (maximum rent permitted under the Rent Stabilization Law) is $[Y] per month. The difference of $[Y-X] per month is a preferential discount. At lease renewal, tenant has the right to renew at the preferential rent or lower."

Step 2: Calculate the Allowable Increase (if any) on Preferential Rent

The Rent Guidelines Board announces two allowable increase percentages each year: one for 1-year renewals and one for 2-year renewals. These percentages apply to preferential rent, not the legal maximum rent (because the preferential rent is now the base for calculation).

For August 2026 lease renewals, the RGB has published the following for leases expiring September 1, 2026 – August 31, 2027:

Calculation example:

• Current preferential rent: $1,600/month
• 1-year renewal increase at 2.75%: $1,600 × 1.0275 = $1,644/month
• 2-year renewal increase at 4.5%: $1,600 × 1.045 = $1,672/month

You may offer either the 1-year or 2-year amount, or you may offer a lower amount, or you may offer renewal at the current $1,600. You cannot offer more than the calculated amount without risking a violation.

Critical compliance rule: The increase is applied to the preferential rent, not the legal regulated maximum. If you calculate an increase on the legal regulated maximum instead, you have violated RSC §2521.2.

Step 3: Serve Renewal Lease 90–120 Days Before Expiration

New York law requires landlords to serve renewal leases no fewer than 90 days and no more than 120 days before the lease expiration date. This timeline is strict; courts and the DHCR enforce it rigidly.

Example timeline:

• Lease expires: August 31, 2026
• Service window opens: May 4, 2026 (120 days before)
• Service window closes: June 2, 2026 (90 days before)
• Renewal must be served between May 4 and June 2, 2026

Service means personal delivery, certified mail, email (if tenant consented), or posting on the apartment door plus certified mail. Keep proof of service. Non-compliance with the timing window can trigger:

• Tenant claim of constructive non-renewal (treating the failure as a refusal to renew)
• Deemed renewal at the same terms under some circumstances
• Tenant's right to mount an HP action or file an overcharge complaint alleging the failure was intentional harassment

Step 4: The Renewal Offer Must Clearly State Preferential Rent Terms

The renewal lease must include the same preferential rent language:

• State the new preferential rent amount
• State the legal regulated maximum rent for that lease term
• Use clear language: "This is a preferential rent renewal"
• Include the RGB order number and increase percentage (e.g., "increased by 2.75% per RGB Order 55")

If the renewal lease omits the preferential rent designation, you create an argument that the tenant has earned the right to lock in the lower amount permanently as the new legal regulated rent.

Step 5: Tenant Acceptance and Lease Execution

The tenant has the right to accept the renewal offer or reject it. If accepted, both parties must execute and retain signed copies. The new lease becomes effective on the renewal date.

If the tenant does not accept or return the lease within a reasonable time (typically 10–20 days of receipt), you should send a follow-up notice. Document all communications. A tenant's failure to return a timely rejection does not equal acceptance—but prolonged non-response can complicate the situation and create ambiguity about whether the lease was renewed.

Use LeaseBase's lease operations tools to automate renewal tracking, set service deadlines, and maintain a compliance calendar for each unit. Tracking the 90–120 day window across a portfolio is error-prone on spreadsheets; a dedicated platform ensures no renewal is missed.

When Can You Eliminate Preferential Rent?

Landlords frequently ask: "Can I ever raise the tenant to the full legal regulated rent?" The answer is yes, but only under strict conditions and with proper notice and lease termination.

Scenario 1: Tenant Voluntary Vacation

If the tenant moves out, you may re-rent the apartment at any rent you choose (up to the legal regulated maximum for that unit). The preferential rent obligation ends when the tenancy ends. However, if the tenant is a "protected individual" under NYC Housing Maintenance Code (e.g., senior, disabled), additional succession rules may apply—consult a local housing attorney.

Scenario 2: Legal Termination for Cause

If you legally terminate the tenancy for non-payment of rent, material lease violation, or other grounds specified in RSC §2524, and you obtain a final eviction judgment, the tenancy ends. The next tenant is not bound by the preferential rent. However:

• The termination must be legally proper (correct notice, correct procedures, no discriminatory intent)
• You must follow the proper notice-to-cure period (typically 10–30 days depending on the violation)
• You must obtain a final judgment in Housing Court
• Any procedural defect can invalidate the termination and result in the tenant remaining with the preferential rent intact

Scenario 3: Rider/Amendment to Increase Rent (With Clear Consent)

In rare cases, a landlord and tenant may execute a written rider or amendment during the lease term in which the tenant voluntarily agrees to pay a higher rent. This must be:

• In writing and signed by both parties
• Executed after the tenant has had time to consider and consult an attorney (not coerced or presented as a condition of renewal)
• Reflected in the lease file with clear dates and signatures

However, case law and DHCR determinations have been skeptical of such riders, especially if they appear to eliminate a long-standing preferential rent benefit without independent legal review by the tenant. Courts may void them if they appear unconscionable or the result of unequal bargaining power.

What You Cannot Do

You cannot:

• Unilaterally increase the preferential rent during the lease term
• Refuse to renew the lease solely because the tenant refuses to accept the legal regulated maximum rent
• Eliminate the preferential rent in a renewal lease offer without legal termination of the prior tenancy
• Offset preferential rent underpayment against late fees, damages, or other charges

Attempting any of these constitutes an overcharge and/or illegal rent increase under RSC §2521.2(g) and may expose you to penalties.

Penalties for Preferential Rent Violations

The consequences of violating preferential rent rules are severe and multi-layered:

DHCR Civil Penalties

The Division of Housing and Community Renewal can assess penalties ranging from $5,000 to $15,000 per violation. A violation is typically counted per lease year or per rent payment incorrectly collected. If a tenant overpaid $200/month for 24 months ($4,800 total), that could be treated as 24 separate violations, pushing penalties well above $100,000 in aggregate.

Tenant Overcharge Lawsuit

Under RSC §2521.2(g), a tenant can sue a landlord for overcharge—the difference between the illegal rent collected and what should have been paid under preferential rent rules. The statute provides:

• Treble damages (triple the overcharge amount) if the overcharge was deemed "willful"
• Single overcharge amount plus interest if deemed non-willful or due to good-faith error
• Recovery of attorney fees and court costs

Calculation example of liability:

• Preferential rent should have been: $1,600/month
• You collected: $1,850/month (the legal regulated rent)
• Overcharge per month: $250
• Period of overcharge: 24 months (2-year lease)
• Total overcharge: $250 × 24 = $6,000
• If "willful" (you knew or should have known): 3 × $6,000 = $18,000 liability
• Plus interest, attorney fees, court costs

Rent Restoration Orders

The DHCR and courts can order you to restore rent—i.e., refund the overcharge amount directly to the tenant. The order becomes part of the DHCR's official record and may be enforced through wage garnishment or property liens if you do not comply.

Reputational Consequences

Preferential rent violations are public matters. The DHCR publishes data on violations, and tenant advocacy organizations track landlord violations. A history of overcharge complaints can:

• Trigger closer scrutiny in future lease filings
• Result in special audits of your other units
• Damage your reputation with tenant organizations and community boards
• Expose you to targeted HP actions (housing part cases) on other units

Compliance Checklist for Preferential Rent Renewals

Before serving each renewal lease:

• ☐ Confirm the current lease clearly labels rent as "preferential" with the legal maximum stated
• ☐ If not, execute a written amendment with the tenant acknowledging preferential status before renewal
• ☐ Verify the tenant has been paying the preferential rent amount consistently (check rent ledger for any unauthorized increases)
• ☐ Pull the current RGB order and confirm the applicable increase percentages for 1-year and 2-year renewals
• ☐ Calculate the allowable increase on the preferential rent, not the legal maximum
• ☐ Draft renewal lease with identical preferential rent language, clearly showing:
• New preferential rent amount
• Legal regulated maximum rent
• RGB order number and increase %
• ☐ Calculate the service window (120–90 days before expiration) and mark deadlines in a compliance calendar
• ☐ Prepare certified mail labels and/or proof of personal service in advance
• ☐ Serve the renewal lease within the 90–120 day window via certified mail + email (or email + posting if tenant consented)
• ☐ Retain copies of the renewal lease and proof of service in the tenant file indefinitely
• ☐ Follow up if tenant does not return signed lease within 10 days; send follow-up notice via certified mail
• ☐ Upon lease execution, update your rent roll to reflect the new lease term and rent amount
• ☐ If tenant refuses to renew at any amount above current preferential rent, do not attempt to force acceptance; consult a housing attorney about non-renewal options

Common Mistakes Landlords Make (and How to Avoid Them)

Mistake 1: Failing to Document Preferential Rent in the Original Lease

Problem: Original lease states rent as "$1,600/month" with no reference to preferential status or a higher legal maximum. At renewal, you assume you can increase to the $1,850 legal regulated maximum.

Result: DHCR treats the entire $1,600 as the legal regulated rent. Any increase beyond the RGB allowable percentage is an overcharge. Tenant files complaint; you owe back rent plus treble damages.

Solution: Before offering renewal, amend the current lease with a written rider (signed by both parties) clarifying preferential rent status. Example:

"RIDER TO LEASE: Effective [date], Tenant and Landlord acknowledge and agree that the rent stated in the lease ($1,600/month) is a preferential rent. The legal regulated rent (maximum rent) for this apartment is $1,850/month. This rider clarifies the preferential rent status for renewal and DHCR reporting purposes."

Mistake 2: Calculating Increase on the Legal Regulated Rent Instead of Preferential Rent

Problem: Legal regulated rent is $1,850. You apply the 2.75% RGB increase to $1,850, arriving at $1,900.38. You offer renewal at $1,900.38.

Result: The calculation is backwards. The increase applies to preferential rent ($1,600), yielding $1,644. You've overcharged by $256.38/month. Over 12 months, that's $3,076 overcharge; trebled, it's $9,228 liability.

Solution: Always base RGB increases on the preferential rent, not the legal maximum. Create a formula-driven spreadsheet or use a compliance tracking tool that calculates renewal amounts automatically and reduces manual error.

Mistake 3: Missing the 90–120 Day Service Window

Problem: You intend to serve renewal 60 days before expiration—well within what you assume is a reasonable window. You serve on June 20 for an August 31 expiration (72 days before).

Result: Service is too late. Tenant refuses to sign, claiming non-renewal. You attempt to file a non-renewal notice, but Housing Court may find the failure to serve timely renewal violates HSTPA and bars you from non-renewing. Tenant remains in apartment at preferential rent indefinitely.

Solution: Set three calendar reminders for each lease:

• Reminder 1 (150 days before expiration): "Draft renewal lease; confirm rent calculation"
• Reminder 2 (120 days before expiration): "Final day to serve renewal"
• Reminder 3 (90 days before expiration): "Service window closing; confirm service completed"

Better solution: Automate renewal tracking with a platform that flags deadlines by unit and prevents missed service windows.

Mistake 4: Serving Renewal Lease Without Clear Preferential Rent Designation

Problem: Renewal lease states rent as "$1,644/month" but does not include "preferential rent" language or reference to the legal maximum.

Result: Next renewal, tenant claims the $1,644 is now the legal regulated rent (not preferential) because the renewal lease did not designate it as such. DHCR may agree. You lose leverage to increase further.

Solution: Every renewal lease must include identical preferential rent language. Use a template clause and copy-paste into every renewal:

"Tenant's rent for the lease term commencing September 1, 2026 through August 31, 2028 shall be $1,644 per month (preferential rent). The legal regulated rent (maximum rent) for this apartment, as determined by Rent Guidelines Board Order 55, is $1,672 per month. This is a preferential rent renewal under RSC §2521.2."

Mistake 5: Attempting to Recover "Lost" Rent via Rider or Amendment

Problem: You offered preferential rent years ago and now want to recover some of that "lost" income. You draft a rider increasing rent mid-lease and present it to the tenant as a condition of renewal.

Result: Tenant refuses; you attempt to evict for lease violation. Housing Court finds the rider unconscionable (you imposed a unilateral increase as condition of renewal without fair negotiation). Eviction is dismissed; tenant remains with preferential rent intact and may countersue for illegal rent increase threat (retaliatory conduct).

Solution: Accept preferential rent as a binding long-term commitment. If you need to change rents, the only legal pathway is legal termination of tenancy (non-payment, material violation, owner occupancy if permitted) and re-renting to a new tenant. Plan for this cost upfront; preferential rent is a concession, not a mistake to correct later.

Preferential Rent and Lease Termination

Non-Renewal (Refusal to Renew)

A landlord has the right to refuse to renew a lease, but not without legal cause under rent-stabilization law. Under HSTPA §6, a landlord cannot refuse to renew a lease solely because the tenant refuses to accept the legal regulated maximum rent.

If a tenant is paying preferential rent and you would like to transition to the legal regulated rent or higher, you cannot achieve this through non-renewal. You must use other legal grounds (non-payment, material violation, owner occupancy if permitted in NYC).

Eviction for Non-Payment

If a tenant fails to pay rent, the rent owed is the amount stated in the lease—which is the preferential rent. You cannot accelerate collection to the legal regulated maximum as a penalty.

Example: If preferential rent is $1,600 and tenant is 2 months behind, you can sue for $3,200. You cannot demand $3,700 (the 2-month legal regulated rent) as a "catch-up" amount. The lease specifies $1,600; that is the debt.

Successor Tenants and Preferential Rent

A critical HSTPA §6 rule: if a tenant vacates and the apartment is re-rented, the next tenant is not required to pay a preferential rent—unless the lease with the next tenant explicitly states preferential rent (which would be unusual for a new occupant).

However, there is an exception: if a tenant has a succession rights claim (e.g., family member succeeding to the lease under NYC Housing Court rules), the successor inherits the preferential rent status and all associated protections.

For self-managing landlords, the practical implication: preferential rent is unit-and-tenancy-specific. Once a tenancy ends, you may re-rent at market rates (up to the legal regulated maximum) to a new tenant. This is often the economic incentive for ending a long-term preferential rent situation—not through illegal increases, but through legal, cause-based termination.

Reporting Preferential Rent to the DHCR

If you own a rent-stabilized building, you are required to file annual Registration Statements with the DHCR disclosing rent, lease terms, and unit information. Preferential rent must be clearly marked and reported separately from the legal regulated rent.

On the DHCR Registration Statement form (RGB Form TR-2):

• Check the "Preferential Rent" box if applicable
• State the preferential rent amount
• State the legal regulated maximum rent
• Submit evidence in your lease file proving preferential rent designation

Failure to properly report preferential rent can result in DHCR audits and penalties. Maintaining a clear, consistent documentary record—every lease, amendment, and renewal labeled as preferential—protects you from reporting disputes.

FAQ: Preferential Rent Renewals

Q: If I've been collecting preferential rent for 10 years without documenting it as "preferential" in the lease, can I now increase the tenant to the legal regulated rent?

A: No. If the lease does not explicitly state "preferential rent," the DHCR will treat the entire amount the tenant has been paying as the legal regulated rent, regardless of your intent. You have already established a 10-year pattern of charging that rate, and increasing it now (without legal termination) violates RSC §2521.2. You can take corrective action going forward by executing a rider acknowledging preferential status for future renewals, but you cannot retroactively reclaim "lost" rent. If you wish to eliminate the preferential status, you must legally terminate the tenancy and re-rent to a new tenant.

Q: Can I offer the tenant a choice: renew at preferential rent or accept a higher increase to reach the legal regulated rent and I waive the increase next cycle?

A: Legally, this is a gray area and risky. The tenant may claim the offer is coercive or unfairly conditions renewal on acceptance of a higher rent. A Housing Court judge or DHCR administrative law judge might view this as an attempt to circumvent preferential rent protections. It is better to offer renewal at the permissible RGB increase applied to the preferential rent—and no more—and explain to the tenant this is the amount you are permitted to charge under law. If the tenant refuses, consult a housing attorney about your non-renewal options (if any legal cause exists).

Q: My tenant has not paid rent for 2 months. Can I demand payment of the legal regulated rent as a way to incentivize payment?

A: No. The rent owed is the preferential rent amount stated in the lease. Attempting to collect the

Washington’s Rent Cap Law and the Exemptions That Matter

In May 2023, Washington passed HB 1217, establishing the state’s first statewide rent increase cap. The law limits annual rent increases to the greater of 7% or the Consumer Price Index (CPI) for the Seattle-Tacoma-Bellevue region, capped at 7% for three-year periods. But that headline figure masks critical nuance: Washington’s rent cap does not apply uniformly to all rental properties.

RCW 59.18.140 carves out specific property types and situations where landlords can increase rent without the HB 1217 ceiling. These exemptions were intentional legislative choices—the statute recognizes that certain housing categories operate under different economic models or policy objectives. For self-managing landlords with 2–75 units, understanding these exemptions determines whether you can raise rent freely or must stay within the 7% cap annually.

Misidentifying your property’s status has real consequences. If you charge rent above the cap on a non-exempt property, you face:

• Statutory damages of $1,000 per violation (per tenant, per year)
• Recovery of overcharged rent with interest
• Tenant’s attorney fees and court costs
• Potential investigation and enforcement by the Washington Attorney General

This guide walks you through each exemption category in RCW 59.18.140, explains the compliance proof you need, and shows you how to document your exemption claim before rent negotiations begin.

The Nine Property Exemptions Under RCW 59.18.140

Washington law exempts the following property types and situations from HB 1217 rent caps. Each has specific requirements and edge cases.

1. Owner-Occupied Properties (Single-Unit or Multi-Unit)

Statute language: “The owner occupies the unit as a primary residence and either owns the property in fee simple or is a life estate holder.”

This is the most commonly claimed exemption, but also the most frequently misapplied. The rule is strict: you must live in the building as your primary residence. You cannot claim owner-occupied exemption if you:

• Own the property but rent out all units (even if you say you plan to move in later)
• Live in a different state or out-of-state part-time
• Own the property through an LLC or corporation (ownership in a business entity disqualifies the exemption)
• Are a life estate tenant but do not own the property
• Have vacated your unit intending to move away permanently

Compliance documentation: Keep proof of your primary residence status. The law does not require specific documentation, but courts have accepted:

• Voter registration listing your rental property address
• Driver’s license with property address
• Property tax homestead exemption filing
• Mortgage or deed documents showing your name as owner
• Utility bills or mail received at the property address

Important edge case: If you own a duplex and live in Unit A while renting Unit B, you may claim exemption for Unit B under the owner-occupied rule. However, some local jurisdictions (Seattle, Tacoma) have additional renter protections that may override this exemption. Check your city’s municipal code before assuming duplex units qualify.

2. Properties With a Certificate of Occupancy Issued After April 28, 2019

Statute language: “The property has received a certificate of occupancy for new construction on or after April 28, 2019.”

New construction is exempt from HB 1217 during an initial window. However, the exemption is time-limited and expires automatically.

Exemption timeline:

• Property receives certificate of occupancy after April 28, 2019 → Exempt from HB 1217
• First tenant’s move-in date occurs → 5-year exemption clock starts
• 5 years after first tenant move-in → HB 1217 rent cap applies automatically (no exemption renewal available)

The statute does not require landlords to notify tenants when the exemption expires. It expires automatically by operation of law. If you own a property that received its certificate of occupancy in 2020 and leased to the first tenant in January 2021, your exemption ends January 2026. Any rent increase you charge in 2026 must comply with HB 1217.

Compliance documentation: Obtain and retain:

• Certificate of occupancy (filed with local building department)
• Date certificate was issued
• First lease execution date and tenant move-in date
• Written notice to yourself or your files calculating exemption expiration date (recommended but not required by statute)

Note: A certificate of occupancy is different from a building permit or final inspection approval. You need the actual certificate—the official document from your city stating the property is legally occupiable. Contact your local building department to obtain a certified copy if needed.

3. Federally Subsidized Housing

Statute language: “The property is participating in a federal assistance program that regulates rents, including but not limited to federal housing assistance programs under 42 U.S.C. Sec. 1437.”

Properties receiving Section 8, Low-Income Housing Tax Credit (LIHTC), public housing assistance, or other federal rent-regulated programs are exempt. Rent is controlled by federal regulation, not HB 1217, so Washington’s state cap is inapplicable.

Compliance documentation: Maintain:

• Current federal housing assistance contract or agreement
• Program name and agency (HUD, state housing finance agency, local public housing authority)
• Copy of rent determination letter from federal program administrator

4. Long-Term Care Facilities and Assisted Living

Statute language: “The property is a long-term care facility licensed under chapter 18.51 RCW or an assisted living facility licensed under chapter 18.20 RCW.”

Nursing homes, memory care facilities, and assisted living residences are exempt. These are licensed by the Washington Department of Social and Health Services (DSHS) and operate under separate rate-setting rules.

Compliance documentation: Obtain:

• Current facility license from DSHS
• Copy of license displaying facility name and license number

If you operate a licensed facility, you likely have annual licensing renewals; keep these on file.

5. Single-Family Homes Sold in Arms-Length Transaction

Statute language: “The property is a single-family home that was sold in an arms-length transaction, and the buyer intends to occupy the home as a primary residence, and the property was not previously rented by the same landlord.”

This exemption applies only once per property per ownership change. If you purchase a single-family home intending to live in it, and you later decide to rent it out, HB 1217 does not cap your rent. The exemption lasts only as long as the property remains under your ownership in that use context.

Key requirements:

• Home must be a single-family detached house (not a condo, townhouse, or multi-unit building)
• Sale must be an arms-length transaction (not a gift, inheritance, or transfer from related party); however, statute does not define “arms-length” and case law is sparse
• Buyer (you, the current owner) must have intended to occupy as primary residence at time of purchase
• Property was not rented by you before purchase (critical: this is per-landlord, not per-property; if you owned it before and rented it, exemption does not apply even if you repurchase it later)

Compliance documentation: Retain:

• Closing documents and HUD settlement statement showing purchase date and your name
• Original purchase intent documentation (email to real estate agent, mortgage application stating intent, etc.)
• No record of prior rental history under your name

Edge case: What if you inherited a home? Inheritance is not an arms-length transaction, so the exemption does not apply. Similarly, if your spouse owned the home and you inherited it when they passed, it still does not qualify because ownership transferred via inheritance, not a sale.

6. Properties in Certain Rural Counties

Statute language: “The property is located in a county with a population of less than 50,000, based on the most recent U.S. Census.”

Washington exempts properties in rural counties where population is below 50,000. As of August 2026, the following counties qualify:

• Adams County (population ~20,400)
• Asotin County (population ~21,700)
• Columbia County (population ~3,800)
• Ferry County (population ~7,600)
• Garfield County (population ~2,300)
• Gilman County (population ~2,100) [Note: Gilman merged with Pacific; population combined ~4,400—verify with county assessor]
• Lincoln County (population ~10,500)
• Pacific County (population ~21,400)
• Pend Oreille County (population ~12,900)
• Skamania County (population ~12,100)
• Wahkiakum County (population ~4,500)

Important note: Population thresholds change with decennial U.S. Census data. The 2020 Census is the current baseline. If a county’s population crosses 50,000 in the next Census (2030), exemption status may change for future rent increases. Monitor your county assessor’s office for updates.

Compliance documentation: Document:

• County name where property is located
• Most recent U.S. Census population figure for that county
• Print of county population data from U.S. Census Bureau website (census.gov)

No affirmative action required—if your property is in a qualifying rural county, exemption applies automatically. However, keep documentation in your lease file to respond if a tenant challenges your rent increase.

7. Properties Operating as Hotels, Motels, or Bed-and-Breakfasts

Statute language: “The property is rented for less than thirty (30) consecutive days at a time.”

Short-term rentals (STRs) and vacation properties are exempt. The 30-day threshold is strict: if a tenant occupies the unit for 30 consecutive days or longer, HB 1217 applies. If all your leases are 29 days or fewer, exemption applies.

Compliance detail: “Consecutive days” means unbroken occupancy. If a guest stays 15 days, leaves, and returns for another 20-day stay, that’s two separate rental periods—each under 30 days—and exemption still applies. Only when a single tenant’s stay reaches 30 days does exemption expire.

Risk: If a tenant overstays or converts a short-term rental to a de facto long-term tenancy (beyond 30 days), HB 1217 rent cap suddenly becomes enforceable. Courts view the 30-day threshold as an objective fact, not landlord intent. Document lease terms clearly.

8. Accessory Dwelling Units (ADUs) – Specific Criteria

Statute language: “The property is an accessory dwelling unit serving as a primary residence for the owner of the property on which the accessory dwelling unit is located.”

This exemption is narrower than it appears. An ADU qualifies for exemption only if the primary dwelling’s owner lives in the ADU as their primary residence. In other words:

• You own a house and build an ADU on the lot
• You live in the ADU as your primary residence
• You rent out the main house → Main house is exempt from HB 1217

OR

• You own a house and build an ADU on the lot
• You live in the main house as your primary residence
• You rent out the ADU → ADU is exempt from HB 1217

But: If you own a lot with both a house and ADU and rent out both units to tenants, neither unit is exempt. The exemption requires that the owner personally occupy one of the two structures as primary residence.

Compliance documentation: Maintain:

• Building permits and ADU permit showing ADU construction date
• Proof of your primary residence (voter registration, utility bills, homestead exemption)
• Clear identification of which structure (house or ADU) you occupy

9. Properties Converted from Commercial to Residential Use

Statute language: “The property was converted from a non-residential use to a residential use, and the property has received a certificate of occupancy within the preceding five (5) years.”

Mixed-use conversions (e.g., abandoned warehouse to apartments, retail space to residential lofts) are exempt during a 5-year window following conversion certificate of occupancy. This mirrors the new construction exemption but applies to repurposed buildings.

Timeline:

• Building originally operated as commercial (office, retail, warehouse, industrial)
• Owner converts to residential use
• City issues certificate of occupancy for residential use → Exemption clock starts
• 5 years after residential certificate of occupancy → Exemption expires, HB 1217 applies

Compliance documentation: Obtain:

• Certificate of occupancy for residential use (dated)
• Building permit or conversion permit showing prior non-residential use
• Prior business license or zoning records showing commercial history

Properties NOT Exempt – The Default Rule

If your property does not fit one of the nine exemptions above, HB 1217 rent cap applies. This covers the vast majority of rental properties in Washington:

• Multi-family apartment buildings where owner does not occupy a unit
• Single-family homes rented by non-occupant owners
• Condos and townhouses (unless owner-occupied)
• Long-term rentals in urban and suburban counties
• Properties in counties with population over 50,000

For these properties, your maximum annual rent increase is the greater of:

• 7%, or
• CPI for Seattle-Tacoma-Bellevue region (calculated annually by Washington Department of Commerce)

The formula is capped at 7% on a three-year rolling average, even if CPI exceeds 7% in a single year.

Burden of Proof and Enforcement Risk

Washington places the burden of exemption proof on the landlord, not the tenant. If a tenant alleges you charged rent above the HB 1217 cap, you must prove your property qualifies for exemption. If you cannot, you are liable for:

• $1,000 minimum statutory damages per violation (per affected tenant)
• 100% of overcharged rent, calculated from the date overcharge occurred
• Interest on overcharged amounts
• Tenant’s attorney fees and court costs
• Potential treble damages if violation is deemed willful (RCW 59.18.150)

Enforcement sources:

• Tenant lawsuits: Individual or class action in District Court (claims under $10,000) or Superior Court
• Attorney General enforcement: Washington Attorney General Consumer Protection Division investigates HB 1217 violations and can file enforcement actions; contact: Consumer Protection Division, 800-551-4636
• Local tenants’ unions: Seattle Tenants Union, Tacoma Tenants Union, and other advocacy groups actively file complaints and organize tenant actions

Because burden is on you, document your exemption immediately upon property acquisition or lease renewal. Do not wait until a dispute arises.

Compliance Checklist: How to Document Your Exemption

Use this checklist before raising rent on any property. Complete all steps applicable to your property type.

How to Use Exemptions Defensively: Documentation Best Practices

Documentation is your only defense if a tenant disputes your rent increase. Even if your exemption is valid, failure to document it shifts burden to you in litigation.

Step 1: Document Exemption Before Lease Signing

Before you issue a lease or increase rent, create a one-page exemption summary in your lease file. Include:

• Property address
• Exemption category claimed (e.g., “Owner-occupied primary residence” or “New construction—exemption expires 3/15/2027”)
• Supporting documents attached (copies of proof)
• Date you verified exemption status
• Your signature or initials

This memo creates a contemporaneous record showing you exercised reasonable care. Courts view landlords who document exemptions more favorably than those who claim exemptions retroactively.

Step 2: Include Exemption Notice in Lease

Add a clause to your lease stating the exemption basis, if applicable. Example language:

“This property qualifies for exemption from Washington HB 1217 rent cap as follows: [describe exemption]. Rent increases are not subject to the 7% annual cap under RCW 59.18.140(1)(a). [If exemption is time-limited] This exemption expires on [date]. After that date, rent increases will be subject to RCW 59.18.140 limitations.”

This puts the tenant on notice and reduces liability risk if they later claim surprise at above-cap increases.

Step 3: Maintain Updated Records

For properties with time-limited exemptions (new construction, conversions, etc.), create a calendar reminder one year before exemption expiration. Review your rent-setting process before that date to ensure compliance with HB 1217 going forward.

Common Mistakes That Void Exemption Claims

Self-managing landlords frequently misapply these exemptions. Here are pitfalls to avoid:

Mistake 1: Claiming owner-occupied exemption without actually living there. The statute does not require you to live in a property for a minimum time or provide specific documentation upfront. However, if a tenant later proves you do not occupy the property as your primary residence (via public records, voter registration, etc.), exemption is void and you face statutory damages.

Mistake 2: Assuming new construction exemption lasts indefinitely. The 5-year clock is strict and automatic. If you lease your property in 2021 and raise rent 8% in 2026, you face liability because exemption expired January 2026. Mark expiration dates in writing immediately after first lease execution.

Mistake 3: Relying on oral or informal owner-occupancy claims. If you tell a tenant verbally that you live in the property but cannot prove it with documents, courts favor the tenant’s written lease claim over your testimony. Keep written proof in your files.

Mistake 4: Misidentifying single-family home vs. condo.*** Single-family homes (detached houses) qualify for arms-length sale exemption; condos and townhouses do not. Deed language and property tax records clarify your property’s classification. Verify before claiming exemption.

Mistake 5: Charging short-term rental rate but allowing month-to-month or indefinite tenancy. If your lease allows occupancy beyond 30 consecutive days, exemption vanishes even if you call it a short-term rental. The 30-day threshold is about actual occupancy duration, not lease label.

Mistake 6: Assuming rural county exemption applies to unincorporated areas but not city limits. Rural county exemption applies anywhere within the county’s borders, including incorporated cities within that county. Location in a small city does not void exemption if county population is under 50,000.

Interaction With Local Rent Control Laws

Some Washington cities impose stricter rent controls than HB 1217. Seattle, Tacoma, and Olympia have local rent ordinances. RCW 59.18.140 exemptions from state law do not automatically exempt properties from local controls.

If your property is in Seattle or Tacoma, verify that your exemption qualifies under both state and city law. Some exemptions (e.g., new construction) may qualify at the state level but face additional restrictions locally. Consult your city’s ordinance or contact the local housing department before finalizing rent increases in controlled jurisdictions.

Frequently Asked Questions

Q: If my property qualifies for exemption, do I need to tell my tenant before I increase rent above 7%?

A: Best practice is to include exemption notice in your lease or provide written notice of exemption before the increase takes effect. Washington law does not explicitly require advance notice of exemption status, but providing

What Is Preferential Rent in New York?

Preferential rent is the actual lease rent amount you charge a tenant in a stabilized apartment—and it may be lower than the legal regulated rent set by the NYC Rent Guidelines Board. This creates a two-tier rent structure:

• Legal Rent (Regulated Rent): The maximum you can legally charge, calculated by the RGB and adjusted annually.
• Preferential Rent (Lease Rent): What you actually charge the tenant—often below legal rent as an incentive to sign a lease or retain a good tenant.

Under RSC §2521.2(e), if a stabilized tenant's lease rent is below the legal regulated rent, you must disclose the legal rent in writing. Many small landlords skip this disclosure, creating a compliance trap that tenants—or tenant advocates—exploit during lease renewal.

The compliance risk: If you don't disclose, the tenant can argue the renewal lease is void, refuse to pay any increase, and file an administrative complaint. The DHCR (Department of Housing and Community Renewal) can order you to refund overcharges dating back six years, plus treble damages.

Legal vs. Preferential Rent: The Critical Distinction

New York law makes a hard distinction between these two figures because preferential rent gives you leverage to manage tenant turnover and cash flow. But that flexibility comes with strict disclosure and limitation rules.

Example: You own a 1-bed in Astoria with a legal rent of $2,500. You agreed to preferential rent of $2,200 to attract the tenant in 2024. At renewal in 2026, the RGB allows a 3% increase. Your options are:

• Increase preferential rent to $2,266 (3% of $2,200), well within your legal rent ceiling
• Keep preferential rent flat at $2,200, if tenant retention matters more than the 3% bump
• You cannot increase preferential rent to $2,575 (3% of legal rent)—this violates RSC §2521.2 and triggers overcharge liability

RSC §2521.2(e): The Disclosure Requirement

RSC §2521.2(e) is the most-litigated preferential rent statute because landlords routinely ignore it. The rule states:

"Where the rent charged is less than the legal regulated rent, the lease shall state the legal regulated rent and the preferential rent."

This means your lease document must explicitly show both figures. Simply mentioning "$2,200/month" is not enough. You need:

• A clause stating: "Legal regulated rent: $2,500; Preferential rent (lease rent): $2,200"
• Clear notice that the legal rent may increase annually by the RGB percentage
• A statement that if the tenant vacates or the lease terminates, the next tenant may be charged the legal rent or higher

Penalty for non-disclosure: The DHCR and tenant courts treat missing disclosure as a presumptive overcharge. The tenant can claim they were never informed of the legal rent, file a complaint, and potentially void the lease. Your defense—"But I intended to offer the lower rent"—carries minimal weight.

HSTPA §6: Annual Legal Rent Notifications

The Housing and Community Renewal (HCRA) law, §6, requires an additional layer of disclosure: you must notify the tenant in writing of the legal regulated rent every lease year, at least 30 days before the lease expires.

This is separate from your lease renewal notice. The timeline works like this:

• 90-120 days before lease end: Send lease renewal offer with preferential rent and legal rent amounts.
• Minimum 30 days before lease end: If tenant hasn't signed, send formal legal rent notification showing the new legal rent calculated by the RGB for that lease cycle.
• At renewal signature: Lease must state both rents again.

Tenants often argue that if they received no written notice of the legal rent before renewal, they were entitled to keep the preferential rent frozen or demand the renewal be voided. Courts have sided with tenants in these disputes, particularly in buildings where the landlord sent only a rent increase notice without referencing the legal rent framework.

RGB Percentage Increases: The 2026 Benchmark

The NYC Rent Guidelines Board sets annual increase percentages for 1-year and 2-year stabilized leases. For 2026 (lease renewals from October 1, 2025 to September 30, 2026), the Board approved:

Critical rule: Whether the tenant has preferential or legal rent, you cannot exceed the RGB percentage increase. If a tenant's legal rent is $2,000 and you've been charging $1,800 (preferential), you cannot jump to $2,060 at renewal. The cap is $1,854 (3% of $1,800).

The RGB publishes these percentages in late summer each year. Landlords who wait until October to recalculate rents risk sending renewal notices with outdated percentages—another source of DHCR complaints.

What Happens at Lease Renewal: Step-by-Step Compliance

Step 1: Calculate the New Legal Rent (120 Days Before Lease End)

Pull the tenant's lease file and identify:

• The current legal rent on the lease
• The lease renewal date
• The applicable RGB percentage for the renewal period

Multiply the current legal rent by the RGB percentage to calculate the new legal rent. Record this in your file with the RGB notice number for audit proof.

Example: Current legal rent $2,000 × 1.03 (3% 2026 increase) = $2,060 new legal rent.

Step 2: Decide the New Preferential Rent (90 Days Before Lease End)

You have three options:

1. Increase preferential rent by the RGB percentage: Current preferential rent × RGB % = new preferential rent (up to, but not exceeding, the new legal rent).
2. Freeze preferential rent: Keep it the same as the current lease. This is compliant if the new legal rent is higher.
3. Increase preferential rent above the RGB percentage: Prohibited under RSC §2521.2. This is an overcharge and a violation.

Document your decision before drafting the renewal notice.

Step 3: Send Renewal Notice with Legal Rent Disclosure (90-120 Days Before Lease End)

The renewal notice must include:

• The new preferential rent (lease rent) amount
• The new legal regulated rent amount
• A statement that the preferential rent is the amount tenant will pay, but the legal rent is the RGB-regulated maximum
• The effective renewal date
• The RGB order or reference number supporting the legal rent calculation
• A clear indication that this is a renewal offer, not a demand

Sample language: "Renewal Lease commencing [date]. Preferential rent (lease rent): $1,854. Legal regulated rent (per RGB Order #125-26): $2,060. Tenant will pay $1,854 per month. This renewal offer is valid through [date]."

Step 4: Provide Written Legal Rent Notification (At Least 30 Days Before Lease End)

Send a separate notice titled "Notice of Legal Regulated Rent" stating the new legal rent and the lease rent, if the tenant hasn't signed the renewal. This satisfies HSTPA §6.

Many landlords skip this step because they assume the renewal notice is enough. It isn't. DHCR guidance treats these as two separate compliance requirements.

Step 5: Execute the Renewal Lease (Before Lease Expiration)

When the tenant signs the renewal lease, the document must again state both rents. Do not rely on a generic lease template; customize it for each renewal to show the updated figures and RGB reference.

Common Compliance Traps & How to Avoid Them

Trap 1: Calculating Renewal Rent from Legal Rent Instead of Preferential Rent

A landlord charges $1,800 preferential rent on a $2,000 legal rent. At renewal, they calculate the new preferential rent as 3% of $2,000 = $2,060, and increase the tenant to $1,854. This is correct. But if the landlord instead calculates 3% of the legal rent and tries to charge $2,060 to match it, they're in violation.

Fix: Always apply the RGB percentage to the current preferential rent the tenant has been paying, not the legal rent.

Trap 2: Missing the 30-Day Legal Rent Notification Deadline

The tenant's lease ends October 31. You send the renewal notice on August 1 but don't send the separate legal rent notification until October 15. This misses the 30-day window under HSTPA §6.

Tenant files a complaint claiming improper notice, and the DHCR may void the renewal lease or order rent abatement.

Fix: Send the legal rent notice by October 1 at the latest. Use a checklist to track notification dates for all units.

Trap 3: Updating Lease Terms Without Disclosing the Legal Rent

You renew the lease with updated building rules or a parking clause change but forget to include the legal rent and preferential rent in the renewal lease body.

The tenant later claims the renewal is invalid because it lacks the statutory disclosure, and you can't evict them for non-payment without proving a valid lease.

Fix: Use a renewal lease template that includes a mandatory "Rent Schedule" section with both rents, RGB reference, and lease term dates. Review it before every renewal.

Trap 4: Not Documenting RGB Increase Percentages

You renew the lease with a 3% increase but can't find proof of the RGB order. The tenant disputes the increase and claims you made up the percentage.

Without contemporaneous documentation, the DHCR may find insufficient evidence of a lawful increase and order a refund.

Fix: Print and file the RGB order letter for each renewal cycle. Note the order number on the renewal notice and keep it with the lease.

Penalties for Non-Compliance

Violations of preferential rent disclosure and renewal rules carry steep penalties:

If a tenant sues you in Housing Court for overcharge, they can also countersue in your eviction case, which complicates settlement and often forces you to drop the eviction to avoid judgment against you.

Preferential Rent at Lease Renewal: Compliance Checklist

Use this checklist 120 days before each lease renewal:

• ☐ Identify current lease rent (preferential) and legal regulated rent from prior lease
• ☐ Confirm tenant's lease expiration date
• ☐ Obtain the RGB order for the applicable lease year; note the percentage and order number
• ☐ Calculate new legal rent: Current legal rent × RGB % = New legal rent
• ☐ Calculate new preferential rent: Current preferential rent × RGB % = New preferential rent (confirm it does not exceed new legal rent)
• ☐ Draft renewal notice with both rents clearly stated; include RGB order reference
• ☐ Send renewal notice to tenant at least 90 days before lease end
• ☐ If tenant hasn't signed by 30 days before expiration, send separate "Notice of Legal Regulated Rent" per HSTPA §6
• ☐ Upon tenant signature, execute renewal lease with rent schedule stating both rents
• ☐ File lease and RGB order reference in tenant's lease file
• ☐ Update your portfolio management system to reflect new preferential rent effective date

Many small landlords manage this manually in spreadsheets, which introduces transcription errors and missed deadlines. Platforms like LeaseBase track lease renewal dates and RGB percentages automatically, flagging units due for renewal and pre-populating rent calculations based on the current RGB order. This reduces manual calculation risk and ensures legal rent disclosures are generated with every renewal.

FAQ: Preferential Rent and Lease Renewal

Q1: If I've been charging preferential rent for years, can I jump the tenant to legal rent at renewal?

A: No. RSC §2521.2 limits renewal increases to the RGB percentage, regardless of the gap between preferential and legal rent. You can only raise the preferential rent by 3% (or the applicable RGB percentage) each renewal. If you want to eventually reach legal rent, you must do so in increments over multiple lease cycles, always capped by the RGB percentage.

However, if the tenant voluntarily vacates and you re-lease the unit, the next tenant can be charged the legal rent (or higher, if the building allows vacancy increases under RSC §2522.5).

Q2: What if I lose the RGB order number and can't document the percentage I used?

A: You have a compliance problem. The DHCR will likely reject your renewal or find it insufficient to support the increase. The RGB publishes all orders on its website (rentguidelinesboard.cityofnewyork.us), and you can retrieve prior years' orders by lease renewal date. Reconstruct the order, file it with your lease, and keep a copy going forward. In future renewals, save the order immediately when it's published.

Q3: Can I include a preferential rent clause that says rent will increase to legal rent if the tenant breaks the lease?

A: No. The lease cannot condition the preferential rent on the tenant's behavior. Preferential rent is a landlord election under RSC §2521.2, not a penalty clause. A clause stating "If you break the lease, you owe legal rent retroactively" is unenforceable and likely violates the Lease Renewal Law. Stick to the disclosure: state the legal rent and preferential rent, and make clear the tenant pays the preferential rent as long as the lease is valid.

Q4: Do I need to notify the tenant if I'm freezing preferential rent (no increase)?

A: Yes. Even if you're not increasing the preferential rent, you must still send the renewal notice disclosing the legal rent and stating the new lease term. The legal rent still increases by the RGB percentage, and the tenant needs to know the gap between what they're paying and the regulated maximum. Failure to disclose is still a violation under RSC §2521.2(e).

Q5: If the tenant refuses to sign the renewal, can I evict them for holding over?

A: Yes, but only if you've complied with all notice requirements, including the legal rent disclosure. If you missed the 30-day legal rent notification under HSTPA §6, the tenant has a defense. Your holdover case (RSC §721, §222) must be based on a valid renewal offer. Courts often dismiss holdover cases where the landlord failed to provide proper legal rent notification, so get that notice out in writing at least 30 days before expiration.

Key Takeaway: Stay Ahead of Renewal Dates

Preferential rent compliance hinges on discipline: documenting the legal rent, calculating increases correctly, and providing timely written notice. The gap between preferential and legal rent creates a natural focal point for tenant complaints and DHCR investigations. Many small landlords assume a verbal renewal conversation or a generic rent increase letter is sufficient—it isn't.

The risk isn't just the current year. A single missed disclosure or miscalculated increase can spawn a six-year overcharge claim when the tenant files a DHCR complaint. At $200–500 per month in disputed rent, that's $14,400–36,000 in potential liability, plus treble damages for willful violations.

A lease management system that integrates lease dates, RGB percentages, and rent schedules eliminates the manual tracking burden and creates audit-ready documentation for every renewal. Compliance isn't optional in New York rent-stabilized housing—it's the foundation of being able to enforce your lease in court.

Disclaimer

This article is for informational purposes only and does not constitute legal advice. Consult a qualified attorney licensed in New York for guidance specific to your situation, your lease language, and your property's rent stabilization status. Preferential rent law changes periodically; verify current RGB percentages and DHCR guidance before each renewal.