This document has been archived and replaced by: nsf22001.
Proposal & Award Policies & Procedures Guide (PAPPG), June 2020 Archived
Document Type: Policies and Procedures.
Document Number: nsf20001
Public Comment: Effective June 1, 2020. For proposals submitted or due, on or after October 4, 2021, the guidelines in PAPPG 22-1 apply.
Document History: Posted: January 24, 2020. Replaces: nsf19001. Replaced By: nsf22001.
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