Proposal & Award Policies & Procedures Guide (PAPPG)
Document Type: Policies and Procedures.
Document Number: nsf22001
Public Comment: Effective October 4, 2021. For proposals submitted or due, on or after January 30, 2023, the guidelines in PAPPG 23-1 apply.
Document History: Posted: June 22, 2021. Replaces: nsf20001.
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