LE LeaseRuleCalc

Wisconsin Rent Late Fee & Grace Period Calculator

Verified Primary Statute: Wis. Admin. Code ATCP § 134.09(8) · Last Checked: Spot a law update? Report it
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Wisconsin Legal AssessmentLawful / Compliant Fee
Maximum Statutory Late Fee:

$90.00

No fixed statutory cap under Wis. Admin. Code ATCP § 134.09(8). Late fees must reflect reasonable administrative damages (California courts routinely view ~5% as the customary judicial limit).

Statutory Grace Period:None (fees may assess the day after due date if lease allows)
Days Past Statutory Due Date:5 days
Fee Charged by Landlord:$75.00
Governing Authority:Wis. Admin. Code ATCP § 134.09(8)

Wisconsin Late Fee Laws at a Glance (Wis. Admin. Code ATCP § 134.09(8))

Wisconsin Administrative Code ATCP § 134.09(8) governs late fees. The state does not mandate a statutory grace period unless written in the lease agreement.

Mandatory Grace Period No statutory grace period (governed by written lease terms)
Maximum Statutory Fee Limit Under Wis. Admin. Code ATCP § 134.09(8), a landlord cannot charge a late fee unless specified in the rental agreement, and cannot charge multiple late fees for a single rent default.
Written Lease Clause Required? Yes — Mandatory under state law
Primary Governing Statute Wis. Admin. Code ATCP § 134.09(8) ↗

Related Wisconsin Rental Compliance Tools

Key Wisconsin Statutory Nuances & Legal Precedents

  • One Fee Per Missed Payment Rule: ATCP § 134.09(8) explicitly forbids charging late fees for failure to pay earlier late fees, preventing compounding debt spirals.
  • Mandatory Rental Agreement Clause: Late fees must be clearly stated in the rental agreement before they can be collected.
  • Unfair Trade Practice Penalties: Assessing unauthorized or compounding late fees in Wisconsin can trigger double damages and attorney's fees under ATCP Chapter 134.
Worked Statutory Calculation

Milwaukee Compounding Late Fee Prohibition

Monthly Rent:

$1,350

Payment Day:

Day 8

Fee Charged:

$120

Max Legal Fee:

$67.5

A landlord charging plus /day compounding to exceeds the reasonable 5% administrative standard (.50) and risks ATCP § 134.09(8) administrative penalties.

Wisconsin Rent Late Fee & Grace Period FAQs

Does Wisconsin have a mandatory grace period for rent?

No. Wisconsin does not require landlords to provide a grace period. Rent is due on the date specified in the lease agreement.

Can Wisconsin landlords charge compounding late fees?

No. Under Wisconsin Administrative Code ATCP § 134.09(8), landlords cannot charge late fees or interest for failure to pay late fees assessed for a previous default.

What notice is required for late rent in Wisconsin?

Under Wis. Stat. § 704.17, landlords must serve a 5-day Notice to Pay or Vacate giving tenants 5 days to cure the nonpayment.

What are the penalties for illegal late fees in Wisconsin?

Under Wisconsin consumer protection statutes (Wis. Stat. § 100.20), tenants subjected to unlawful rental practices may sue for double damages and attorney fees.