Guidance on Unique Entity ID (UEI) Validation Documentation for Corporations & LLCs
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 Corporations and LLCS the best resource is the Washington State Secretary of State’s website.
OneEastside SPARK: https://oneeastside.org/working-washington-grants-round-5-resource-hub/