Unique Entity ID (UEI)

The 12-character identifier SAM.gov assigns to every organization registered to do business with the US federal government. It replaced the DUNS number in 2022.

Also called: UEI

Related terms

SAM.gov

The US government’s System for Award Management, where firms register to do federal business and where federal contract opportunities are posted. Registration is free and gives a firm its Unique Entity ID.