Mason City Late Fee Calculator (2026) — Free
Charge above Illinois's late fee limit and it's void in court. Calculate your maximum legal late fee, grace period, and compliant collection process.
Calculate Your Late Fee Limits
Results for Mason City, IL
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result
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deadline / notice
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penalty if violated
Mason City Late Fee by Unit Size
Here are the amounts at Mason City's current Fair Market Rents:
| Unit Size | Median Rent | Max Late Fee | Grace Period |
|---|---|---|---|
| Studio | $632/mo | Reasonable | 5 |
| 1-Bedroom | $698/mo | Reasonable | 5 |
| 2-Bedroom | $916/mo | Reasonable | 5 |
| 3-Bedroom | $1,274/mo | Reasonable | 5 |
| 4-Bedroom | $1,537/mo | Reasonable | 5 |
Rents based on HUD Fair Market Rents (FY2026) for Mason County.
Penalty Warning
Violating Illinois rules in Mason City can result in penalties, voided actions, and tenant lawsuits. Courts consistently side with tenants on procedural technicalities.
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For the full breakdown of rules, deadlines, and procedures, see our Mason City Late Fee Limits guide.
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Reviewed by Rachid Abadli
Founder & CEO, LeaseBase · Sacramento landlord · Self-managing since 2019
LeaseBase is a property management platform — not a law firm. Consult an attorney for legal advice specific to your situation.
