GSA Provides Projected Timeline for Implementation of New Unique Entity Identifier Replacing D-U-N-S® Number

May 7, 2020 Update: U.S. General Services Administration (GSA) has relaxed the December 2020 deadline to replace the D-U-N-S® number with the Unique Entity Identifier (UEI).’s planned UEI-related system enhancements are dependent on GSA’s schedule. Please visit our UEI Forms and Maintenance Calendar pages for the latest information on UEI integration with

The time is coming to say goodbye to the D-U-N-S® number.

The U.S. General Services Administration (GSA) recently published a resource page that outlines upcoming changes to the unique entity identifier used to do business with the government.

Beginning in December 2020, the D-U-N-S® number will be replaced by a “new, non-proprietary identifier” requested in, and assigned by, the System for Award Management ( This new identifier is being called the Unique Entity Identifier (UEI), or the Entity ID.

Learn more about the Entity ID rollout

On the resource page, GSA also explains how the process to get a UEI will be streamlined, compared to the current process.

“Today, entities go first to Dun & Bradstreet (D&B) to request their D-U-N-S ® number,” reads the GSA resource page. “Only after their D-U-N-S ® number is assigned, can they go to the System for Award Management ( and register to do business with the government.

“Starting in December 2020, …entities will go to a single place,, to both request their Entity ID and register their entity to do business with the U.S. Government.”

GSA has published a timeline of the transition to the new UEI and also linked to technical specifications published in the Federal Register that will help interfacing systems prepare for the change.

You may also want to watch this video available on

We encourage all users to bookmark and regularly consult this GSA resource to stay current with the ongoing transition. will continue to work with GSA regarding these upcoming changes and provide updates on the impacts to and the grant application process.