Know your rights · Wisconsin

Is door-to-door soliciting legal in Wisconsin?

Short answer: yes - courts won't let cities ban knocking outright. But “legal” is doing less work than solicitors would like you to think. Wisconsin law makes pressure sales cancelable, local rules on permits and hours vary, and once you say “leave,” the law is on your side. Here's the whole picture, with citations.

The quick version

Soliciting is legal but regulated - mostly by your city, not the state.
Anything you signed at your door can usually be canceled within 3 business days (state and/or federal law).
A solicitor who stays after you say “leave” is trespassing - anywhere in Wisconsin.
What a posted sign means varies by city: unusually strong - Wis. Stat. § 943.13 makes a 5-by-7-inch sign near your entrances legal notice all by itself.

What Wisconsin state law gives you

Wis. Stat. § 423.203

The three-day clock doesn’t start until they hand you the notice

The Wisconsin Consumer Act covers any transaction over $25 initiated by face-to-face solicitation away from the merchant’s regular place of business. You may cancel until midnight of the third business day - but read the trigger carefully: the clock runs from when the merchant gives you the required written notice, and they must give you two copies of it.

That is the strongest version of this right in the country, because a seller who never handed you the notice never started your three days. Cancel and the merchant has ten days to return your money, including any down payment.

Wis. Stat. § 943.13

A 5-by-7 sign is legal notice - no conversation required

Wisconsin trespass law says you have given notice if you notified the person personally, orally or in writing, or if the land is posted. For a residence, the statute spells out what posted means: a sign at least 5 inches by 7 inches, in a prominent place near all the entrances, where anyone coming in can reasonably be expected to see it.

Most states make you say the words. Wisconsin lets the sign say them for you - so a correctly sized, correctly placed sign at your door is doing legal work before anyone rings the bell.

Wis. Stat. § 943.13

Consent can always be withdrawn

Even without a sign, a door-to-door seller has to leave once you ask. Trespass attaches the moment consent to be on the property is withdrawn and they stay anyway.

Your city sets the door-knocking rules

Wisconsin's largest cities regulate solicitors in different ways - a good preview of how much this varies town to town. If yours isn't here, search "[your city] solicitor permit."

Mobile Seller’s License + police district registration

Milwaukee

Anyone going house to house in Milwaukee selling goods or taking orders needs a Mobile Seller’s License from the City Clerk (about $130, good for a year), and must register with the police district station where they intend to work at least five days in advance.

Milwaukee also bans door-to-door solicitation - commercial or fundraising - between 9 p.m. and 8 a.m.

The five-days-ahead police registration means a legitimate canvasser in your neighborhood is on a list somewhere.

Solicitor permit (~$110 for-profit)

Madison / Dane County

Madison issues solicitor permits through the City Clerk, and Dane County runs a parallel Nonresident Solicitors chapter (County Ordinance Ch. 61) for the surrounding towns. For-profit applicants pay a non-refundable fee of about $110, which is high enough to be a real filter.

Direct Sellers Permit via the police department

Wauwatosa

Wauwatosa runs its Direct Sellers Permit through the police department rather than a clerk’s office - a small structural difference that puts the licensing record and the complaint record in the same building.

What a “No Soliciting” sign does - and where it falls short

Post one. Where the local code gives it legal force it turns some canvassers away, and everywhere it establishes that a knock wasn't welcome. But the patchwork above exposes the sign's two structural weaknesses: the rules protecting you differ block by block, and a sign creates no record of who ignored it. Enforcement is almost always complaint-driven - and a complaint is only as strong as your ability to say who knocked, and when.

Where NoKnock fits

Make the sign checkable - and the ignoring of it a record

A do-not-knock list a company can actually be held to is the stronger model. NoKnock is that idea for any address in the country - you register free, put a QR decal at your door, and canvassing organizations that subscribe get a “Do Not Knock” answer for your home before anyone walks up. If someone knocks anyway, logging it takes seconds, so the fourth violation reads as a pattern, not four bad afternoons.

Honest caveat: the registry is young, and not every canvasser checks it yet. The decal works on day one regardless - and it's the only option on this page that turns an ignored “no” into a timestamped record.

Religious and political canvassers play by different rules

In Watchtower v. Village of Stratton (2002), the U.S. Supreme Court held that a town can't require a permit for religious, political, or other noncommercial door-to-door canvassing. That's why city permit schemes carve those groups out, and why a “permit, please” challenge only works on commercial sellers.

What survives for noncommercial visitors: the trespass baseline (they must leave when asked) and, in some cities, posted-sign rules that apply to everyone. If you want maximum legal coverage from a sign alone, “No Trespassing” generally sweeps broader than “No Soliciting.”

Common questions

Is door-to-door soliciting legal in Wisconsin?

Yes, but it is licensed almost everywhere. Milwaukee requires a Mobile Seller’s License plus registration with the local police district five days ahead and bans knocking between 9 p.m. and 8 a.m.; Madison and Dane County require solicitor permits. State law gives you three business days to cancel most doorstep sales over $25.

Is ignoring a No Soliciting sign illegal in Wisconsin?

Wisconsin gives a posted sign more weight than most states. Under Wis. Stat. § 943.13, land is "posted" - and notice is legally given - when a sign at least 5 inches by 7 inches is placed prominently near all the entrances to a residence where anyone entering can reasonably be expected to see it. Entering or remaining after that notice is trespass to land.

How big does a No Soliciting sign have to be in Wisconsin?

For a residence, Wis. Stat. § 943.13 requires a sign of at least 5 inches by 7 inches, placed in a prominent place near all of the entrances, positioned so that anyone entering can reasonably be expected to see it. Signs for open land have a different and larger specification.

Can I cancel a contract signed with a door-to-door salesperson in Wisconsin?

Usually yes, and Wisconsin’s version is unusually strong. Under Wis. Stat. § 423.203 you can cancel until midnight of the third business day after the merchant gives you the required written notice - two copies of it - so if they never gave you that notice, your three days never started. The merchant must refund you within ten days.

Sources

This page is general information, not legal advice, and state statutes and city ordinances change - always verify against the current code before relying on a specific provision. Last reviewed August 2026.

The law backs you up. Make it easy to invoke.

Register your address, put the decal by the door, and every rule on this page gets a record to point at. Free, under a minute.

Want the practical playbook too? How to stop door-to-door salesmen