$155 to form your Wisconsin LLC

Wisconsin LLC Cost: $130 Filing + $25 Annual Report (2026)

Forming an LLC in Wisconsin costs $130 to file Articles of Organization (Form 502) with the Department of Financial Institutions, with a $25/yr annual report. No franchise tax for pass-through LLCs. No publication requirement. Immediate online approval. Wisconsin operates one of the fastest LLC formation workflows in the country, online filings via the DFI portal are typically approved the same business day, sometimes within hours. Five-year cost: $230 (DIY). Wisconsin’s LLC statute (Chapter 183 of the Wisconsin Statutes) was overhauled in 2022, adopting a modernized Revised Uniform LLC Act framework while preserving long-standing creditor-protection features.

Reviewed by LLC Formation Cost Editorial Team, fact-checked against primary government sources • Last updated 2026-05-26 • 4 primary government sources cited

TL;DR

Wisconsin charges $130 to file Form 502 Articles of Organization with the Department of Financial Institutions, payable online via the DFI Business Portal. The annual report is $25, due in the LLC’s anniversary quarter. No state franchise tax for pass-through LLCs (LLCs electing C-corp tax status face the 7.9% Wisconsin corporate income tax separately). No newspaper publication requirement. Wisconsin’s DFI portal offers near-immediate online approval, often within minutes for clean filings. Wisconsin adopted a Revised LLC Act (Wis. Stat. Chapter 183) effective January 1, 2023, modernizing the state’s LLC framework with explicit Series LLC authorization and updated default rules for operating agreements. Resident registered agent required, with a physical Wisconsin street address.

Wisconsin LLC cost breakdown (2026)

Line item	Cost	Source
Articles of Organization (Form 502) online	$130	dfi.wi.gov
Articles of Organization (Form 502) mail	$170	dfi.wi.gov
Annual Report	$25	dfi.wi.gov
Expedited Service (24-hour)	$25	dfi.wi.gov
Registered Agent service (WI-resident agent required)	$50-$200/yr	dfi.wi.gov
Year 1 total (online, no add-ons)	$130
Year 1 with WI RA service	$180-$330
Year 2+ ongoing (DIY)	$25
5-year total (DIY)	$230

All figures verified 2026-05-26 from primary Wisconsin state sources.

Why Wisconsin is structurally efficient

Wisconsin combines a moderate filing fee ($130 online, $170 mail) with one of the cheapest annual reports in the country ($25) and immediate online approval. The 2023 LLC Act overhaul modernized the statute with provisions that founders increasingly look for.

• Immediate online approval. Wisconsin’s DFI Business Portal is one of the fastest in the country, clean filings are often approved within minutes of submission, with the file-stamped Certificate emailed the same day.
• $25 annual report. Among the cheapest recurring fees nationally, tied with Michigan and lower than Wyoming ($60), Pennsylvania ($7/yr annualized but $70 every decade), and most other states.
• Series LLC authorized (2023). The Revised LLC Act added explicit Series LLC authorization at Wis. Stat. § 183.1101, letting a single $130 filing create a master LLC with multiple internal series.
• No publication requirement. Wisconsin has no newspaper publication rule.
• No franchise tax for pass-through LLCs. Only LLCs electing C-corp tax status face the 7.9% Wisconsin corporate income tax.
• Resident agent required. A physical Wisconsin street address is required for the registered agent.

Wisconsin’s structural cost advantage is the recurring side: $25/yr for 5 years totals $100, plus the $130 initial filing, for a five-year DIY total of $230. That puts Wisconsin in the same cost band as Ohio ($99 once) and Indiana ($95 + $32 biennial), favorable for small LLCs that intend to operate in WI.

Filing steps (DIY, no service)

1. Pick a name, search availability at the WI DFI corporate records search. Names must include “Limited Liability Company,” “LLC,” or “L.L.C.” and cannot conflict with reserved or registered names.
2. Designate a registered agent, must be a Wisconsin resident individual or a business entity authorized to do business in WI, with a physical WI street address.
3. File Articles of Organization (Form 502), $130 online or $170 by mail. File online via the WI DFI Business Portal or by mail to WI Department of Financial Institutions, Division of Corporate and Consumer Services, PO Box 7846, Madison, WI 53707.
4. Get a federal EIN, free at irs.gov.
5. Register with the Wisconsin Department of Revenue, register for sales tax, employer withholding, or other applicable taxes via the WI DOR My Tax Account.
6. Apply for a Wisconsin Seller’s Permit, if selling taxable goods or services. $20 application fee.
7. Draft an operating agreement, not required by Wisconsin statute but standard practice. Wis. Stat. § 183.0105 recognizes operating agreements as binding among members.
8. Open a business bank account, Associated Bank, Old National Bank, Summit Credit Union, and most local credit unions accept WI LLC filings; bring filed Form 502, EIN letter, operating agreement.
9. File FinCEN BOI report, required under the Corporate Transparency Act within 30 days of formation. Free to self-file at fincen.gov/boi. Non-public.
10. Calendar the annual report, due in the LLC’s anniversary quarter each year. $25 online.

Online filings via the DFI Business Portal are typically processed same business day, often within minutes for clean filings. Optional 24-hour expedited service for mail filings is $25.

Hidden costs founders miss

Beyond the $130 + $25/yr math, five costs commonly catch Wisconsin founders by surprise. First, the registered agent service. Out-of-state founders need a Wisconsin RA at $50-$200/yr. Second, the federal FinCEN BOI filing, free at fincen.gov/boi but adding the 30-day post-formation compliance deadline with $500/day federal penalties. Third, the Wisconsin Seller’s Permit if selling taxable goods, $20 application fee with ongoing return obligations. The state sales tax is 5%, plus county taxes of 0.5%-1.75% depending on jurisdiction. Fourth, local business licenses. Milwaukee, Madison, Green Bay, and other Wisconsin municipalities require local business licenses with annual renewal fees typically $50-$200. Fifth, the unemployment insurance registration through the Wisconsin Department of Workforce Development for LLCs with employees, mandatory enrollment with wage-based premium calculations.

Page-unique facts

• Wisconsin adopted a Revised LLC Act effective January 1, 2023. Wis. Stat. Chapter 183 was overhauled to adopt RULLCA-aligned provisions, including explicit Series LLC authorization, modernized default rules for operating agreements, and updated dissociation procedures.
• Series LLCs explicitly authorized (2023). Wis. Stat. § 183.1101 et seq. authorizes Series LLCs with a single $130 filing creating a master LLC and multiple internal series. Wisconsin is among the newer Series LLC states (after DE, IL, NV, TX, OK, IA, TN, UT, WY, and others).
• Wisconsin recognizes 11 federally recognized tribal nations within its borders. Tribal businesses formed under tribal law (Ho-Chunk Nation, Oneida Nation, Stockbridge-Munsee Community, and others) operate alongside state-formed LLCs, with sovereign-immunity considerations when contracting with WI LLCs. Tribal-state compacts govern gaming, taxation, and commerce in Indian Country.
• Same-day online approval. Wisconsin is one of the few states where online LLC filings are routinely approved within hours of submission with no expedite fee charged for online filings.
• No state-level entity tax for pass-through LLCs. Wisconsin captures LLC earnings at the member level via the individual income tax (3.5% to 7.65% brackets, 2026). No franchise tax on pass-through LLCs.

FAQ

How fast does Wisconsin actually process LLC filings?

Wisconsin’s DFI Business Portal routinely approves clean online filings within minutes of submission, with the file-stamped Certificate emailed the same business day. This is among the fastest standard turnarounds in the country, on par with Utah, South Dakota, and Michigan. Mail filings take 5-7 business days; the optional $25 expedited mail service reduces mail turnaround to 24 hours. Online filers rarely need expedited service. Source: dfi.wi.gov, verified 2026-05-26.

Does Wisconsin recognize Series LLCs?

Yes, as of January 1, 2023. The Revised LLC Act added explicit Series LLC authorization at Wis. Stat. § 183.1101 et seq. A single $130 filing covers a master LLC with multiple internal series, each holding separate assets and liabilities. Common pattern for Wisconsin real-estate investors with multiple properties or for SaaS founders with multiple side projects. Source: Wis. Stat. Chapter 183.

Can a non-Wisconsin resident form a WI LLC?

Yes. Wisconsin has no residency requirement for LLC members or managers; only the registered agent must have a physical WI street address. Non-residents typically use a commercial RA service ($50-$200/yr). The LLC itself can be entirely owned and managed by out-of-state members. WI income tax applies only to WI-source income.

Does Wisconsin have a state income tax?

Yes. Wisconsin individual income tax brackets run from 3.5% to 7.65% (2026 figures), and LLC pass-through earnings are captured at the member level on the personal return. The LLC entity itself owes no Wisconsin entity-level tax unless it elects C-corp federal tax status, in which case the 7.9% Wisconsin corporate income tax applies.

How does Wisconsin handle tribal nation businesses?

Wisconsin hosts 11 federally recognized tribal nations, including the Ho-Chunk Nation, Oneida Nation, Stockbridge-Munsee Community, and others. Tribal nations operate sovereign business enterprises formed under tribal law, including casinos, hospitality, and commercial ventures. When a Wisconsin LLC contracts with a tribal enterprise, sovereign immunity considerations apply, and contracts typically include explicit waivers of sovereign immunity for commercial disputes. Wisconsin-state-formed LLCs operating on tribal land may also need tribal business licenses in addition to state registration.

When is the Wisconsin annual report due?

The annual report is due in the calendar quarter of the LLC’s formation anniversary. For example, an LLC formed in February files its annual report in the first quarter (January-March) each year. The DFI sends an electronic reminder, but the legal obligation runs regardless. $25 online filing fee. Failure to file within 60 days of the due date triggers a late penalty; continued non-compliance leads to administrative dissolution.

State quirk: same-day approval and the 2023 Series LLC update

Wisconsin’s distinguishing feature in the US LLC landscape is the combination of speed and modernization. The DFI’s online Business Portal is one of a small set of state systems that routinely approves LLC filings within minutes (alongside Utah, South Dakota, Michigan, and Mississippi), and the 2023 Revised LLC Act made Wisconsin one of the newer Series LLC jurisdictions in the country. For a Wisconsin-based founder wanting Series LLC structure without paying Delaware’s $300/yr franchise tax or Tennessee’s $300/yr annual report, Wisconsin at $25/yr is one of the cheapest Series LLC states available. Combined with the modernized RULLCA-aligned statute, Wisconsin’s structural framework now matches or exceeds longstanding LLC states like Illinois and Indiana for sophisticated LLC structures while remaining cost-competitive. Cross-reference: Wis. Stat. Chapter 183 (LLC Act).

Common mistake in Wisconsin

The most common Wisconsin LLC mistake is filing the Articles of Organization but forgetting to register with the WI Department of Revenue for required state taxes within 30 days of formation. Even if the LLC is pre-revenue, registration for the Wisconsin Seller’s Permit (if selling taxable goods) and the Business Tax Registration is required before commencing business. Late registration triggers penalties under Wis. Stat. § 73.03(10), and operating a retail business without a Seller’s Permit can result in administrative shutdown of operations. Always complete the DFI filing and the WI DOR tax registration as a single workflow.

A second common mistake involves Series LLC structuring after the 2023 statute change. Wisconsin’s Series LLC framework is new (effective 2023), and case law interpreting series-asset segregation is still developing. Founders rushing to use the Series LLC structure for asset protection sometimes assume Wisconsin courts will treat each series with the same liability-segregation respect that Delaware courts give to Delaware Series LLCs. Until WI appellate decisions establish that pattern, conservative practice for high-stakes asset-protection structures is to use separate full LLCs rather than internal series, or to form in a more established Series LLC jurisdiction (Delaware, Texas, Tennessee) and foreign-qualify in Wisconsin.

A third common mistake is misjudging the LLC versus S-corp threshold. Wisconsin LLCs taxed as pass-throughs owe no Wisconsin entity tax, but LLCs electing C-corp federal status face the 7.9% Wisconsin corporate income tax on entity-level earnings. The S-corp election (federal) does not trigger the corporate income tax (state continues to pass through), but it adds Wisconsin Form 5S filing and adds compliance complexity. Founders should run the federal SE-tax savings against the additional state and federal compliance overhead before electing S-corp status.

A fourth common mistake involves the Wisconsin Seller’s Permit timing for e-commerce sellers. Wisconsin enforces economic-nexus rules following the Wayfair decision, requiring out-of-state sellers with $100,000+ in Wisconsin sales (or 200+ separate transactions) to register and collect sales tax. WI LLC formation does not automatically trigger this registration, but actual sales activity does. E-commerce founders sometimes form a WI LLC, scale to the nexus threshold, and only then discover they should have been collecting WI sales tax months earlier, triggering back-tax assessments.

Compared to other Midwest states

Wisconsin’s $230 five-year DIY cost places it in the middle of the Midwest. Illinois charges $150 + $75/yr (five-year total: $525). Indiana charges $95 + $32 biennial (five-year total: $223). Michigan charges $50 + $25/yr (five-year total: $175). Minnesota charges $155 once with no annual report (five-year total: $155). Iowa charges $50 + $30 biennial (five-year total: $110). Ohio charges $99 once with no annual report (five-year total: $99). North Dakota charges $135 + $50/yr (five-year total: $385). For Wisconsin residents, the structural cost is competitive but not the cheapest, Michigan, Iowa, and Ohio all undercut Wisconsin on five-year cost. The Wisconsin advantage is the same-day online processing and the 2023 Series LLC statute, which Michigan, Iowa, and Ohio do not all offer.

When Wisconsin actually makes sense

Wisconsin is best suited for residents running Wisconsin-based businesses and for founders with genuine WI nexus (operations, employees, customers). The state’s structural appeal is the combination of low recurring cost ($25/yr annual report), fast online processing (often same-day approval), and a modernized 2023 LLC statute with explicit Series LLC authorization. Wisconsin’s manufacturing heritage (Milwaukee, Madison, Green Bay), its growing biotech sector (Madison/Dane County life sciences cluster), and its agricultural economy (dairy, cranberries, ginseng) all support active LLC formation by resident founders. For non-residents with no Wisconsin nexus, Wisconsin offers no particular advantage over Wyoming, New Mexico, or other low-cost states. Wisconsin also recognizes 11 federally recognized tribal nations within its borders, and tribal businesses operate under sovereign-immunity considerations alongside state-formed LLCs, particularly in gaming, hospitality, and natural-resources industries. WI LLC founders contracting with tribal enterprises should always include explicit sovereign-immunity waivers in commercial contracts.

Sources

1. Wisconsin Department of Financial Institutions, Corporations and LLCs, last verified 2026-05-26
2. Wisconsin DFI Business Portal, last verified 2026-05-26
3. Wis. Stat. Chapter 183 (Limited Liability Company Act), last verified 2026-05-26
4. Wisconsin Department of Revenue, last verified 2026-05-26
5. Wisconsin DOR My Tax Account, last verified 2026-05-26
6. IRS Wisconsin Small Business Resources, last verified 2026-05-26

About the author

Aissam Baidi is the founder and researcher behind llcformationcost.com. He verifies Wisconsin LLC fees directly from dfi.wi.gov on a quarterly cycle. Connect on LinkedIn.

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Not legal advice. Estimates based on publicly available data from each state’s Secretary of State office. Consult a licensed attorney in your jurisdiction.