Unique Entity ID Required for Proposal Submission


July 29, 2022

On April 4, 2022, the unique entity identifier used across the federal government changed from the DUNS Number to the Unique Entity ID (UEI), generated by SAM.gov. An active SAM registration is required to submit a proposal to NSF. If the SAM registration is not complete before the proposal due date, the proposer will have to wait and submit their proposal for the next solicitation due date after SAM registration is complete. Organizations are experiencing delayed SAM.gov registrations, validations and UEI issuance. Please start SAM.gov processes early to allow for additional time. Visit sam.gov for the latest status and additional guidance.

The U.S. National Science Foundation propels the nation forward by advancing fundamental research in all fields of science and engineering. NSF supports research and people by providing facilities, instruments and funding to support their ingenuity and sustain the U.S. as a global leader in research and innovation. With a fiscal year 2023 budget of $9.5 billion, NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and institutions. Each year, NSF receives more than 40,000 competitive proposals and makes about 11,000 new awards. Those awards include support for cooperative research with industry, Arctic and Antarctic research and operations, and U.S. participation in international scientific efforts.

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