How to Start an LLC in Wisconsin in 2026: Filing, the Annual Report and First-Year Cost

Wisconsin makes forming an LLC cheap and keeping one cheaper than in most states. You file articles of organization with the Department of Financial Institutions (DFI), pay $130 online, and then pay $25 each year for the annual report. What trips owners up is the deadline: the report is due in a calendar quarter tied to your formation date, not on a fixed day, so many first-year owners miss it. This guide walks through each step in order, explains the quarter rule with examples, shows what happens if you fall behind, and ends with a worked first-year budget. Every fee was checked against DFI's directions and fee pages and Chapter 183 of the Wisconsin Statutes in October 2026.

Quick answer

To start an LLC in Wisconsin, file articles of organization with the Department of Financial Institutions and pay $130 online ($170 on paper Form 502). Name a registered agent with a Wisconsin street address. Then file a $25 annual report online every year during the calendar quarter of your formation anniversary.

• The name must include LLC, LC, "limited liability company" or "limited company"; Ltd. and Co. are allowed

• Next-day expedited service: $100 on top of the filing fee

• Annual report: $25 online, $40 on paper

• A report a year overdue can lead to administrative dissolution after a 60-day notice

• Seller's permit: $20 Business Tax Registration if you sell taxable goods

What a Wisconsin LLC is and who should form one

A Wisconsin limited liability company is formed under Chapter 183 of the Wisconsin Statutes, which was rewritten by 2021 Wisconsin Act 258 to follow the modern uniform LLC act. As in any state, the LLC keeps the business's debts and lawsuits with the business, so a supplier's unpaid invoice or a customer's injury claim against the company does not automatically reach your house or savings. That protection depends on behaving like a separate business: a dedicated bank account, contracts signed in the LLC's name and clear records.

DFI's Division of Corporate and Consumer Services runs the register, not the Secretary of State as in most states. You search names, file articles, file annual reports and order certificates through DFI's online services. Private companies sometimes send letters that look like state notices and offer to file your annual report for several times the $25 DFI charges. They are not DFI.

For federal tax, a single-member LLC is a disregarded entity and a multi-member LLC is a partnership unless you elect to be taxed as a corporation, and Wisconsin follows that classification. LLCs suit most small Wisconsin businesses: contractors, consultants, online sellers, salons, farm businesses, landlords and small manufacturers. You do not have to live in Wisconsin or be a US citizen to own one, but you do need a registered agent in the state. Licensed professionals should check with their credentialing board before forming, because some professions face extra ownership rules.

If your business really operates in another state, a Wisconsin LLC does not exempt you from that state's rules; you would also register there as a foreign LLC. Form where you work.

Wisconsin LLC at a glance (2026)

$130

Articles of organization online

$170 on paper Form 502

$100

Next-day expedited service

added to the filing fee

$25

Annual report online

due in your anniversary quarter

$20

Business Tax Registration

for a seller's permit

Step 1: Choose a name that meets the Wisconsin rules

Section 183.0112 sets the naming rules. The name must contain "limited liability company", "limited company", "LLC" or "LC", or a variation that only differs in capital letters or punctuation. Wisconsin is more relaxed than some neighbours: "Limited" may be shortened to "Ltd." and "Company" to "Co.", so "Lakeshore Bike Co. LLC" passes here even though it would be rejected in Illinois.

The name must be distinguishable on DFI's records from existing companies, reserved names and registered names, unless they are administratively dissolved. Search DFI's corporate records before you buy a domain or print signs, and use our LLC name checker to test variations.

If you want to trade under another name, Wisconsin has no state-level DBA register for most businesses; trade names are optional and can be registered with DFI as a trade name or protected through a trademark. Your bank will still want to see a link between the trade name and the LLC, so keep the articles handy. Our DBA guide explains trade names across states.

Step 2: Appoint a registered agent

Section 183.0115 requires every Wisconsin LLC to designate and maintain a registered agent and a registered office in Wisconsin. The office must be an actual physical location with a street address, not just a P.O. box, a mailbox service or a telephone answering service. The agent can be an individual who lives in Wisconsin and whose business office is the registered office, or a business entity authorized in Wisconsin whose office is at that address. A member or manager can serve, and so can you.

When you file online, DFI asks for the agent's name, the registered office address and the agent's email address, because DFI sends notices electronically. Use an email someone checks; missed DFI emails are the main reason owners miss annual reports.

Owners outside Wisconsin, or anyone who does not want a home address on the public record, usually pay a commercial agent, typically somewhere around $50 to $300 a year (an estimate based on published prices of national agent services, not an official figure). Changing your agent later costs $10 online, or you can update it on the annual report at no extra cost.

Step 3: File the articles of organization

The articles of organization bring the LLC into existence. Online, DFI's form asks for the LLC's name, the registered agent's name and email and the registered office, the initial principal office, each organizer's name and full address, the name of the drafter (the person completing the form), the organizers' signatures, and a contact person for the filing. Everything about the filing is sent to the contact person's email.

Online filing costs $130 and is paid by card; the fee is not refundable. Paper Form 502 costs $170. The one reason to file on paper is the student entrepreneur fee waiver: eligible students must file Form 502 on paper to have the fee waived, and DFI warns that anyone who files online pays the fee even if they would have qualified.

Filing Wisconsin articles of organization online

1. 1

   Check the name

   Search DFI's records and confirm the name meets section 183.0112.

2. 2

   Line up the registered agent

   Get the agent's agreement, their email address and the Wisconsin street address of the registered office.

3. 3

   Gather organizer and contact details

   You need each organizer's name and address, the drafter's name and a contact person with an email address.

4. 4

   Choose expedited service if you need speed

   Tick Expedite on the summary page for next-day processing at $100 extra.

   Tip: Add DFI's corporations email address to your safe-sender list so approval and rejection notices reach you.

5. 5

   Pay and save the filing

   Pay $130 by card. Save the filed articles for the bank, the IRS and your landlord.

Expedited service changed. DFI's online directions now set the expedited service fee at $100, so expedited online filing costs $230 in total, and DFI acts on it by close of business on the first business day after receipt. Older guides, and DFI's own fee table as recently as early 2025, quoted $25. Budget for the current figure.

Why filings get rejected. The common reasons are a name that is too close to an existing one, a missing LLC ending, a P.O. box or mailbox service as the registered office, an agent who does not live in Wisconsin, and missing organizer details. Fix the issue and resubmit; nothing exists until DFI files the articles.

Step 4: EIN, operating agreement and bank account

EIN. Apply for an employer identification number from the IRS once DFI files the articles. It costs Free ($0) and the online application gives you the number straight away. You need it for the bank, for hiring and for Wisconsin tax registration. Our EIN application guide walks through each screen.

Operating agreement. Wisconsin does not require you to file an operating agreement, but Chapter 183 lets one set most of the rules between owners: profit shares, voting, who can sign contracts, and what happens when a member leaves or dies. If you have none, the statute's defaults apply. Even a one-owner LLC should sign a short agreement, since banks ask for it and courts look at it when deciding whether the LLC is genuinely separate from you.

Bank account. Open a business account in the LLC's exact name with the filed articles, the EIN letter and the operating agreement. Keep business and personal money apart and pay yourself by transfer; our guide on how to pay yourself from an LLC explains draws versus salary.

Beneficial ownership reporting. Since FinCEN's March 2025 interim final rule, companies formed in the United States do not file beneficial ownership information reports, so a new Wisconsin LLC has no BOI filing (current position: Not required for US-formed companies).

The annual report: the quarter rule explained

Section 183.0212 requires every domestic LLC to file an annual report each year after the year it was formed, during the calendar quarter in which the anniversary of its articles falls. The report confirms the LLC's name, the registered agent's street address, name and email, the principal office, and at least one member (if member-managed) or one manager (if manager-managed). It costs $25 online or $40 on paper.

So an LLC formed on August 20, 2026 files its first report between July 1 and September 30 next year. If DFI returns a report because something is missing, you have 30 days after the notice to correct and redeliver it, and it then counts as filed on time.

What happens if you miss the Wisconsin annual report

End of your anniversary quarter

Report overdue; LLC drops out of good standing on DFI's records

One year after the due date

DFI may begin administrative dissolution (section 183.0708)

Notice sent to the registered agent

60 days to file the report or show the ground does not exist

After 60 days

DFI may dissolve the LLC administratively

Any time after dissolution

Apply for reinstatement and pay all fees owed; reinstatement relates back

Wisconsin does not charge a daily or monthly late penalty, so a report filed late still costs $25. The real cost of being late is losing good standing, which banks, landlords and public buyers check, and then the risk of dissolution. Under section 183.0709 a dissolved LLC can apply for reinstatement with a statement that each ground for dissolution has been cured and its name still complies, once every fee owed to DFI is paid. Reinstatement relates back to the dissolution date, so the LLC carries on as if it had never been dissolved, but check the current reinstatement fee with DFI before you apply.

When a bank or contract asks for proof the LLC is active, order a certificate of status from DFI; our certificate of good standing guide explains how. Changes to the LLC's name or management structure go on an amendment, which costs $40.

Seller's permit, licences and employees

DFI's filing creates the LLC but registers you for nothing else.

Department of Revenue. If you sell taxable goods or services, you need a seller's permit through Business Tax Registration (BTR). The BTR fee is $20 and covers two years, with a $10 renewal after that. Wisconsin's state sales tax is 5%, most counties add 0.5%, and inside the City of Milwaukee the combined rate is 7.9%. Our Wisconsin sales tax guide covers county rates, resort area taxes, filing frequency and the retailer's discount.

Local and state licences. Wisconsin has no general state business licence. Cities and counties license activities such as food service, alcohol, secondhand goods and some trades, and the Department of Safety and Professional Services licenses professions and building trades. Restaurants and retail food stores need a licence from the Department of Agriculture, Trade and Consumer Protection or a local health department acting as its agent.

Employees. Hiring means registering for withholding with the Department of Revenue, for unemployment insurance with the Department of Workforce Development, and carrying workers' compensation insurance. Our guide to hiring your first employee covers the federal steps.

How Wisconsin LLC owners are taxed

A single-member LLC owned by a person is ignored for income tax. The profit goes on the owner's federal Schedule C and Wisconsin Form 1, taxed at Wisconsin's graduated individual rates of 3.5% to 7.65%. The LLC itself pays no Wisconsin income or franchise tax.

A multi-member LLC taxed as a partnership files Wisconsin Form 3. The partnership itself normally pays no tax; the members report their shares. Wisconsin lets partnerships and S corporations elect to pay tax at the entity level instead, which can help owners who itemise federal deductions, and partnerships with nonresident members may owe withholding for them. Ask an accountant before choosing either.

An LLC can also elect S corporation treatment, which lets working owners take a reasonable salary plus distributions and can reduce federal self-employment tax once profits are steady. The cost is running payroll and filing Wisconsin Form 5S. Read LLC vs S corp before you elect.

What it costs: a worked first-year budget

The table shows three realistic Wisconsin LLCs. DFI and Department of Revenue fees are official; the registered agent line is a market estimate.

What the table leaves out. Insurance, an accountant, food and health licences, and professional or trade licences come on top. The Milwaukee coffee cart, for example, needs a mobile food licence and city permits before it can sell.

Year two onwards. The state charge is just the $25 annual report. Over five years a standard Wisconsin LLC costs $130 plus four reports, or $230 in DFI fees. That is more than Minnesota, where the annual renewal is free, and far less than Illinois, where the annual report is $75.

Worked examples

An Eau Claire marketing consultant. Hannah files online on February 9, 2026, pays $130 and names herself as registered agent at her home office. Once DFI files the articles, she gets an EIN online the same afternoon. She sells only services that are not taxable in Wisconsin, so she skips the seller's permit. Because her articles took effect in February, her first annual report is due between January 1 and March 31 next year, and she sets a reminder for early January.

A Milwaukee coffee cart run by two partners. Luis and Mei form "Lakefront Cart LLC" online, then register through BTR for $20 to get a seller's permit. Inside the City of Milwaukee they collect 7.9% on taxable sales, plus the Milwaukee County food and beverage tax that applies to prepared food. As a two-member LLC they file Form 3 each year and receive Schedule 3K-1s for their own Form 1 returns. Their articles took effect in October, so their report is due each year between October 1 and December 31.

An Illinois investor buying a Door County cottage to rent. Rachel lives in Chicago and wants the rental in its own LLC. She files online with expedited service so the LLC exists before closing, pays $130 plus $100, and hires a commercial registered agent in Wisconsin. Short-term rentals in Wisconsin may need a tourist rooming house licence and must collect sales tax and any local room tax, so she checks those before taking bookings.

Wisconsin LLC launch checklist

0/8

• Name checked against section 183.0112 and DFI's records
• Registered agent agreed, with a Wisconsin street address and email
• Articles of organization filed online and saved
• EIN issued and operating agreement signed
• Business bank account opened in the LLC's name
• Business Tax Registration if you sell taxable goods or hire staff
• Local and state licences for your activity in place
• Annual report quarter in your calendar

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Common mistakes and how to fix them

Misreading the annual report deadline. The report is not due on your formation date or at year-end; it is due during the calendar quarter that contains the anniversary. Work out your quarter the day you form and diarise the start of it.

Ignoring DFI emails. DFI communicates by email to the contact and registered agent addresses. If those go to a formation service you no longer use, you will miss notices, including dissolution warnings. Update them on your next annual report.

Filing online when you qualified for the student waiver. The waiver only applies to paper Form 502. Once you file online, the $130 is not refundable.

Paying the old expedite fee. If you budget $25 for next-day service you will be short; the current online figure is $100.

Skipping the seller's permit. Forming the LLC does not register you for sales tax. Selling taxable goods without a permit brings penalties and interest on tax you should have collected.

Official links

• Wisconsin DFI — file articles of organization online$130; expedite $100
• Wisconsin DFI — corporation feesPaper fees, annual report and amendments
• Wis. Stat. § 183.0212 — annual reportDue in the anniversary quarter
• Wis. Stat. § 183.0708 — administrative dissolutionOne year overdue plus 60-day notice
• Wisconsin DOR — Business Tax RegistrationSeller's permit, $20
• IRS — Apply for an EINFree

What to do next

Check your name with our LLC name checker, file online and get your EIN the same day. Before you open, register for a seller's permit if you sell goods and check local licences, and read the Wisconsin sales tax guide. If you are still weighing structures, our LLC registration guide and LLC vs sole proprietorship explainer compare the options.

This is general information, not legal or tax advice — confirm on the official source or with a professional.

Frequently asked questions

How much does it cost to start an LLC in Wisconsin?

The Department of Financial Institutions (DFI) charges $130 to file articles of organization online, or $170 on paper Form 502. Next-day expedited service adds $100. After that, every LLC files a $25 annual report online each year. The EIN is free, and a seller's permit costs the $20 Business Tax Registration fee if you sell taxable goods.

When is the Wisconsin LLC annual report due?

A Wisconsin LLC files its annual report during the calendar quarter that contains the anniversary of its formation, starting the year after it was formed. An LLC formed on May 12 files between April 1 and June 30 each year; one formed in November files by December 31. The fee is $25 online or $40 on paper.

What happens if a Wisconsin LLC doesn't file its annual report?

Wisconsin adds no daily late fee, but the LLC stops being in good standing on DFI's records. If the report is still missing a year after it was due, DFI can start administrative dissolution under section 183.0708, giving the LLC 60 days after notice to fix the problem. A dissolved LLC can apply for reinstatement once it files the missing reports and pays the fees owed.

Can I be my own registered agent in Wisconsin?

Yes. A Wisconsin resident whose business office is at the registered office address can act as registered agent, including a member or manager. The registered office must be a physical street address in Wisconsin, not just a P.O. box, mailbox service or answering service. A business entity authorized in Wisconsin can also serve. Non-residents usually hire a commercial agent.

How long does it take to form an LLC in Wisconsin?

Online filings are generally faster than paper Form 502, which waits in the mail queue; DFI does not promise a standard turnaround. If you need the LLC by a specific date, choose expedited service for $100 extra; DFI acts on expedited requests by close of business on the first business day after it receives them.

Can a Wisconsin LLC name use Co. or Ltd.?

Yes. Section 183.0112 requires the name to include "limited liability company", "limited company", "LLC" or "LC", and it allows "Limited" to be shortened to "Ltd." and "Company" to "Co.". So "Badger Bike Co. LLC" or "Badger Bike Limited Co." can work, provided the name is distinguishable from others on DFI's records.

Sources & verification

Figures on this page were checked against the sources below when it was last reviewed on 11 October 2026. Each rate and limit is stored once with its own official source and review date, and official update channels are monitored daily so changes are picked up. How we verify

1. 1.Wisconsin Limited Liability Company — Directions, Articles of Organization (Chapter 183) — Wisconsin Department of Financial Institutions · accessed 11 October 2026
2. 2.Corporation Fees — Wisconsin Department of Financial Institutions · accessed 11 October 2026
3. 3.Wis. Stat. § 183.0112 — Permitted names — Wisconsin Legislature · accessed 11 October 2026
4. 4.Wis. Stat. § 183.0115 — Registered agent and registered office — Wisconsin Legislature · accessed 11 October 2026
5. 5.Wis. Stat. § 183.0212 — Annual report for department — Wisconsin Legislature · accessed 11 October 2026
6. 6.Wis. Stat. §§ 183.0708–183.0709 — Administrative dissolution and reinstatement — Wisconsin Legislature · accessed 11 October 2026
7. 7.Wis. Stat. § 71.06 — Individual income tax rates — Wisconsin Legislature · accessed 11 October 2026
8. 8.Business Tax Registration (BTR) — Common Questions — Wisconsin Department of Revenue · accessed 11 October 2026
9. 9.Get an employer identification number — IRS · accessed 11 October 2026
10. 10.Beneficial Ownership Information — FinCEN · accessed 11 October 2026