What is an UBI number?

The Unified Business Identifier (UBI) is a 9-digit number issued to individuals and companies doing business in the State of Washington. The applicant must have this number prior to applying for assisted living facility licensure and/or contract. A copy of the applicant’s Master License Service Registrations and Licenses (business license), the Certificate of Incorporation or Certificate of Formation issued by the Secretary of State, or any other official document issued by any State of Washington agency.