How Much Does a DBA Cost in Wisconsin? (2026)
A DBA (“doing business as”) in Wisconsin costs $15, filed with the Secretary of State (state level). No newspaper publication is required. Registration renews: 10 years.
Verified July 2026 from official sources. How we verify fees.
What it costs and where to file in Wisconsin
- Filing fee: $15
- Filed at: State level
- Newspaper publication: Not required
- Renewal: 10 years
Good to know
Optional trade-name registration filed with the Dept. of Financial Institutions. A DBA lets a sole proprietor or existing business operate under a different name — it is not a business entity and offers no liability protection. If you want that, compare the cost of forming an LLC in Wisconsin.
How Wisconsin compares nationally
Across the 46 states that charge for a DBA filing, the average is about $36 (median $25). At $15, Wisconsin ranks #9 of 46 from the cheapest — below the national average.
Frequently asked questions
How much does a DBA cost in Wisconsin?
$15, filed with the Secretary of State (state level).
Where do I file a DBA in Wisconsin?
You file with the Secretary of State (state level).
Does a Wisconsin DBA expire?
Renewal: 10 years.