How Much Does a DBA Cost in Washington? (2026)
A DBA (“doing business as”) in Washington costs $5 (+ business-license fee), filed with the Secretary of State (state level). No newspaper publication is required. Registration renews: none.
Verified July 2026 from official sources. How we verify fees.
What it costs and where to file in Washington
- Filing fee: $5 (+ business-license fee)
- Filed at: State level
- Newspaper publication: Not required
- Renewal: None
Good to know
The $5 trade name rides on top of the required Business License Application ($50 new / $10 existing). 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 Washington.
How Washington compares nationally
Across the 46 states that charge for a DBA filing, the average is about $36 (median $25). At $5 (+ business-license fee), Washington ranks cheapest in the country.
Frequently asked questions
How much does a DBA cost in Washington?
$5 (+ business-license fee), filed with the Secretary of State (state level).
Where do I file a DBA in Washington?
You file with the Secretary of State (state level).
Does a Washington DBA expire?
Renewal: None.