Guidance on Unique Entity ID (UEI) Validation Documentation for Sole Proprietors

If you have an existing Unique Entity ID (UEI) Incident or are submitting a new request, here’s guidance on documents you may want to use to validate your Entity. For Sole Proprietors the best resource is the Washington State Department of Revenue’s website.

OneEastside SPARK: https://oneeastside.org/working-washington-grants-round-5-resource-hub/