A Wisconsin Security Deposit Return Letter is the formal written notice accompanying the deposit refund (or itemization of deductions) at the end of a tenancy. Under Wis. Stat. §704.28, the landlord has 21 days after the tenant returns possession to deliver this letter. The letter must include the original deposit amount, an itemized list of any deductions, and the refund balance. Failure to deliver a compliant letter on time exposes the landlord to statutory damages.

Generate Your Wisconsin Security Deposit Return Letter

Complete the form below to generate a state-compliant Security Deposit Return Letter ready to print, sign, and send by certified mail. Fill in the deposit math, itemize each deduction, and the PDF generator will calculate the refund balance automatically.

Wisconsin’s Distinctive Deposit Return Framework

For background on the broader framework, see the comprehensive Wisconsin security deposit laws guide. The Return Letter is the formal output document; the upstream documentation is the Wisconsin Move-In/Out Inspection Checklist, and the line-item breakdown is the Wisconsin Security Deposit Itemization form.

How the Wisconsin Deposit Return Law Works

The Wisconsin Security Deposit Return Letter is the legally required cover document accompanying a landlord’s final deposit accounting at the end of a tenancy. Under Wis. Stat. §704.28, the landlord must, within twenty-one days, either return the full deposit or deliver a written statement that itemizes each deduction and the amount withheld for each. There is no separate “grace” period and no requirement that the tenant demand the money first — the clock runs automatically once the triggering event occurs.

This document serves three legal functions. First, it satisfies the landlord’s statutory duty to communicate the deposit decision in writing. Second, it starts the tenant’s window to dispute specific line items. Third, it creates a contemporaneous record the landlord can produce in court if the tenant later challenges the accounting. Without a properly delivered return letter, even legitimate deductions are vulnerable, because ATCP 134.06 treats the written itemized statement itself as a precondition to withholding.

The Twenty-One-Day Deposit Return Deadline

The twenty-one-day clock does not always start on move-out day. Wis. Stat. §704.28(4) and ATCP 134.06(2) set three triggering events: (1) if the tenant vacates on the last day of the rental agreement, the clock starts on that termination date; (2) if the tenant leaves early or is evicted before the term ends, the clock starts on the earlier of the original termination date or the date a new tenant’s tenancy begins; and (3) if the tenant leaves after the termination date, the clock starts when the landlord learns the unit has been vacated. Wisconsin does NOT require the tenant to provide a forwarding address to start the clock — surrender of the premises is enough. Best practice is still to obtain a forwarding address at move-out so the refund and letter reach the tenant on the first attempt.

Permitted and Prohibited Deductions Under Wisconsin Law

Wis. Stat. §704.28(1) is a closed list. A Wisconsin landlord may withhold only amounts reasonably necessary for the following categories, and nothing else:

• Tenant damage, waste, or neglect of the premises beyond ordinary wear and tear
• Unpaid rent for which the tenant is legally responsible
• Unpaid utility charges the tenant owes the landlord, and direct utility-service debt the landlord becomes liable to pay
• Unpaid municipal permit fees assessed against the tenant by a local unit of government
• Other payments the tenant owes under a nonstandard rental provision that complies with ATCP 134

ATCP 134.06(3) draws the prohibited line just as clearly. A landlord may NOT deduct for normal wear and tear, and specifically may not charge for routine painting or carpet cleaning where there is no unusual damage caused by tenant abuse. The rule goes further than most states: a Wisconsin landlord may not deduct the cost of routine carpet cleaning even if the lease purports to allow it, because a lease term that shifts a prohibited cost to the tenant is void under ATCP 134. Faded paint, minor carpet wear along walking paths, small nail holes from hanging pictures, and light scuffing at light switches are all wear-and-tear items that stay on the landlord’s side of the ledger.

Tenant Rights and Landlord Remedies

When a landlord withholds any portion of the deposit without delivering a compliant itemized statement within twenty-one days, or deducts a prohibited item, the tenant’s remedy is powerful. Under Wis. Stat. §100.20(5), a tenant who suffers pecuniary loss because of a violation of an order issued under that section — and ATCP 134 is such an order — recovers twice the amount of the loss, together with costs, including a reasonable attorney fee. Because attorney fees are recoverable, small-dollar deposit disputes are economically worth litigating, and legal-aid organizations routinely take them.

Consider a concrete example. Suppose a landlord holds a deposit of one thousand five hundred dollars and improperly withholds three hundred dollars for routine carpet cleaning. The tenant’s pecuniary loss is three hundred dollars. Under §100.20(5), the court doubles that to six hundred dollars and adds the tenant’s costs and reasonable attorney fees — which can easily exceed the deposit itself. The landlord’s careless three-hundred-dollar deduction becomes a four-figure liability. This is why the arithmetic and the itemization on the return letter must be exact.

The landlord’s protection is procedural precision: deliver a specific, itemized written statement within twenty-one days, deduct only permitted categories, keep documentation for every line item, and send the letter and refund by a method that proves delivery. A landlord who does all four has a complete defense; a landlord who misses any one of them is exposed to doubled damages even for an honest mistake.

Wisconsin Deposit Return Statute Reference Table

Topic	Wisconsin Rule	Primary Citation
Return deadline	21 days to return deposit or deliver written itemized statement	Wis. Stat. §704.28(4); ATCP 134.06(2)
Clock start	Lease termination or surrender; no forwarding address required to start the clock	Wis. Stat. §704.28(4)
Permitted deductions	Tenant damage/waste/neglect, unpaid rent, unpaid utilities, municipal permit fees, nonstandard-provision amounts	Wis. Stat. §704.28(1)
Prohibited deductions	Normal wear and tear; routine painting or carpet cleaning absent unusual tenant-caused damage	Wis. Stat. §704.28(3); ATCP 134.06(3)
Itemized statement	Must describe each item of damage or claim and the amount withheld for each	ATCP 134.06(4)
Penalty for violation	DOUBLE the tenant’s pecuniary loss plus costs and reasonable attorney fees; applies to negligent violations	Wis. Stat. §100.20(5)
Governing agency	Dept. of Agriculture, Trade & Consumer Protection (DATCP)	Wis. Admin. Code ch. ATCP 134

Always confirm the current text of each provision before you send a return letter, because DATCP updates the ATCP 134 rules periodically. When in doubt on a specific line item, verify against the codified statute at docs.legis.wisconsin.gov rather than a secondary summary.

Wear and Tear Versus Damage — Drawing the Line

Because only tenant-caused damage is deductible, every Wisconsin deduction dispute ultimately turns on the wear-and-tear line. Courts treat “normal wear and tear” as the natural, gradual deterioration of the unit from ordinary use over time. “Damage” is harm beyond ordinary use — the kind a reasonable tenant could have prevented. The move-in and move-out checklist, paired with date-stamped photographs, is the evidentiary spine that separates the two.

The following comparison reflects how Wisconsin courts and DATCP guidance typically classify recurring items:

Not Deductible (Wear & Tear)	Deductible (Tenant Damage)
Faded paint and minor scuffs	Large holes, unapproved paint colors requiring primer
Carpet worn thin along walking paths	Pet urine saturation, burns, or large stains
Small nail holes from hanging pictures	Anchor damage, cracked drywall, missing sections
Loose door handles, minor grime	Broken fixtures, missing appliances, deliberate alteration
Routine cleaning to move-in standard	Filth requiring hazmat or extraordinary labor

Common Landlord Mistakes in Wisconsin

Based on the most-litigated Wisconsin deposit disputes, the following errors recur and each one can trigger the double-damages remedy:

• Assuming willfulness is required. Wisconsin doubles damages for negligent violations too — there is no good-faith safe harbor once ATCP 134 is violated.
• Charging routine carpet cleaning. Prohibited even when the lease says otherwise; the lease term is void.
• Vague itemization. “Cleaning — two hundred dollars” or “repairs — four hundred dollars” without a specific description of what was damaged or cleaned fails ATCP 134.06(4) and forfeits that line.
• Missing the twenty-one-day deadline. A letter mailed on day twenty-two exposes the landlord to doubled damages even if every deduction is otherwise valid.
• No move-in baseline. Without a signed move-in checklist and photos, the landlord cannot prove the damage post-dated the tenant’s occupancy.
• Deducting normal wear and tear. Faded paint, minor carpet wear, and small nail holes are the landlord’s cost of doing business, not the tenant’s.

Best Practices for a Compliant Wisconsin Return Letter

Follow these steps to keep the return letter defensible and outside the reach of §100.20(5):

1. Calendar the twenty-one-day deadline the moment you learn the unit is vacant, and target mailing by day eighteen to leave a mail-transit buffer.
2. Itemize with specificity. For each deduction, state the item, the location, the cause, and the amount, and attach the receipt or estimate. The generator above forces a description-plus-amount pair for every line.
3. Deduct only permitted categories. Cross-check every line against Wis. Stat. §704.28(1); if it is not on that list, do not withhold it.
4. Do the math in writing. Show the original deposit, any interest, the total deductions, and the refund balance. The auto-calculating generator computes this for you and writes the same figure into the PDF.
5. Send by certified mail, return receipt requested, to the tenant’s forwarding address (or last known address), and keep the mailing receipt.
6. Retain everything for at least four years — the signed letter, receipts, invoices, move-out photos, and the delivery proof. Wisconsin’s written-contract limitations period supports that retention window.

What to Send WITH the Return Letter

A complete deposit-return package typically includes the signed and dated return letter generated above; the refund check for the calculated balance, if any; supporting documentation for each deduction (receipts, invoices, repair estimates, photographs); the move-in and move-out checklist establishing baseline versus end-of-tenancy condition; date-stamped move-out photographs paired with the checklist; and a copy of the lease for reference to deposit-related provisions. Send the entire package by certified mail with return receipt requested and keep copies of everything for at least four years.

Tenant Screening as Prevention

The cleanest move-outs — full refund, minimal deductions, no dispute — come from tenants who were screened thoroughly at the application stage. A clean credit history, verifiable employment, and a clean eviction record are the strongest predictors of a clean move-out and a short return letter. The tenant screening process includes credit, eviction filings, criminal background, and employment verification — the comprehensive screen that catches red flags before the tenancy begins. The cost of one bad-tenant move-out (lost rent, repairs, and legal exposure under §100.20(5)) routinely dwarfs years of screening fees combined.

Local Wisconsin Jurisdictions

Local ordinances may impose additional procedural requirements beyond Wis. Stat. §704.28:

• Milwaukee — Milwaukee Code of Ordinances
• Madison — Madison General Ordinances
• Green Bay — Green Bay Municipal Code
• Kenosha — Kenosha Code of General Ordinances

Always verify local ordinance compliance before sending the final return letter. Some Wisconsin jurisdictions impose additional disclosure or interest requirements on top of the statewide rules.

Frequently Asked Questions

Related Wisconsin Forms & Resources