All Laws Decoded

Registering a DBA (Assumed Name) in Washington

Where and how to file a DBA, trade name or assumed name in Washington, and the fee.

Short answer: A business doing business under a name other than its full legal name must have a Washington business license from the Department of Revenue, which handles trade name registration through the Business License Application. Washington Department of Revenue, Apply for a business license

DBA / assumed nameA business doing business under a name other than its full legal name must have a Washington business license from the Department of Revenue, which handles trade name registration through the Business License Application.
Name rules and reservationA name can be reserved before registering by filing a Name Reservation (fee $30). A reservation holds the name for the applicant's exclusive use for 180 days, after which it expires and cannot be renewed.
The required LLC name ending (for example "LLC") was not confirmed from an official page reviewed.

Where to get help in Washington

More Washington starting an llc & small business

FAQ

How do you register a DBA in Washington?
A business doing business under a name other than its full legal name must have a Washington business license from the Department of Revenue, which handles trade name registration through the Business License Application.
What are the LLC name requirements in Washington?
A name can be reserved before registering by filing a Name Reservation (fee $30). A reservation holds the name for the applicant's exclusive use for 180 days, after which it expires and cannot be renewed.

General legal information, not legal advice. Laws change and local rules can differ; check the linked official source or talk to a lawyer about your situation.