NSF Proposal & Award Policies & Procedures Guide (PAPPG) | NSF - U.S. National Science Foundation

NSF Proposal & Award Policies & Procedures Guide (PAPPG) | NSF - U.S. National Science Foundation
NSF Proposal & Award Policies & Procedures Guide (PAPPG)
Current version: NSF 24-1
The
Proposal and Award Policies and Procedures Guide
(PAPPG) is the source for information about the proposal and award process at the U.S. National Science Foundation.
Each version of the PAPPG applies to all proposals or applications submitted while that version is effective.
Policy changes to PAPPG 24-1
The following policy notices implement changes to the PAPPG 24-1.
Supplement 1 (NSF 26-200)
Applies to all financial assistance awarded on or after Dec. 8, 2025.
NSF 26-200
Supplement 2 (NSF 26-202)
Applies to all financial assistance awarded on or after Jan. 22, 2026.
NSF 26-202
Current version of the PAPPG
NSF 24-1
NSF 24-1 applies to all proposals submitted or due on or after May 20, 2024.
Go to NSF 24-1
Related links
Additional Proposal and Award Policies and Procedures
Award Conditions
NSF Grants.gov Application Guide
Previous versions
NSF 23-1: Effective Jan. 30, 2023 (Replaced by NSF 24-1)
NSF 22-1: Effective Oct. 4, 2021 (Replaced by NSF 23-1)
NSF 20-1: Effective June 1, 2020 (Replaced by NSF 22-1)
NSF 19-1: Effective Feb. 25, 2019 (Replaced by NSF 20-1)
NSF 18-1: Effective Jan. 29, 2018 (Replaced by NSF 19-1)
NSF 17-1: Effective Jan. 30, 2017 (Replaced by NSF 18-1)
NSF 16-1: Effective Jan. 25, 2016 (Replaced by NSF 17-1)
NSF 15-1: Effective Dec. 26, 2014 (Replaced by NSF 16-1)
NSF 14-1: Effective Feb. 24, 2014 (Replaced by NSF 15-1)
NSF 13-1: Effective Jan. 14, 2013 (Replaced by NSF 14-1)
NSF 11-1: Effective Jan. 18, 2011 (Replaced by NSF 13-1)
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