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.
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.