How Unique Entity Identifier works in supplier diversity
The UEI is now the primary identifier for federal contractor registration. It is generated automatically when a business registers or renews in SAM.gov. Unlike DUNS, which was issued by a private company, UEI is assigned directly by the government at no cost.
Real-world example
The certification quiz checks your business against every certification we track. The result is a ranked list with the buyers each one opens. Or open the certification reference for the full guides.