File a Business License Application. Use the Business License Application to apply for many state licenses, registrations, and permits, including a Unified Business Identifier number (UBI or tax registration number); file trade names; hire employees; and get some city licenses.

When to file an application. Get a state business license or Unified Business Identifier (UBI) number. Get a new city license or specialty license (such as a liquor license). Change ownership of a business. Change business locations or add a new location. Register or change a trade name.

Learn how to sign up for My DOR · Determine business registration requirements · Search for or register a corporation · Report fraud or make a complaint · Get a certificate of good standing · Business.wa.gov · Find a state agency Small Business Liaison (pdf); Read the small business guide guide · ## · Contact us · Forms …

The Business License Application is a simplified application used to apply for many state licenses, registrations, and permits, and some city licenses. You may use it to: Apply for a Washington State Unified Business Identifier (UBI) number or tax registration number.