The unique entity identifier used in SAM.gov has changed.

On April 4, 2022, the unique entity identifier used across the federal government changed from the DUNS Number to the Unique Entity ID (generated by SAM.gov).

• The Unique Entity ID is a 12-character alphanumeric ID assigned to an entity by SAM.gov.
• As part of this transition, the DUNS Number has been removed from SAM.gov.
• Entity registration, searching, and data entry in SAM.gov now require use of the new Unique Entity ID.
• Existing registered entities can find their Unique Entity ID by following the steps here.
• New entities can get their Unique Entity ID at SAM.gov and, if required, complete an entity registration.

GSAFSD Tier 0 Knowledge Base – What is the new process for validation?