Federal Way Source
File a DBA (fictitious business name) in Federal Way, WA
A DBA ("doing business as"), also called a fictitious business name or FBN, lets a business operate under a name other than its owner's legal name.
Filing in Washington
- Washington requires a sole proprietor who does business under a name other than their own to file that name.
Source: app.leg.wa.gov, dor.wa.gov. Checked 2026-10-27.
File your DBA
The filing goes to the Washington State Department of Revenue, Business Licensing Service. It takes the filing online.
File with the Washington State Department of Revenue, Business Licensing ServiceOther business documents
Templates for other papers a business may need. The DBA itself is filed with the government office that registers business names.
Business documents: operating agreement, partnership, contractsPaid partner links