Publication & Comment Schedule

USP–NF Publication Schedule

PF IssueCommentary PeriodUSP-NF IssuePublication DateOfficial Date (unless otherwise specified)
48(5)September 1- November 30, 2022USP-NF 2024, Issue 1November 1, 2023May 1, 2024
48(6)November 1, 2022-January 1, 2023USP-NF 2024, Issue 1November 1, 2023May 1, 2024
49(1)January 1- March 31, 2023USP-NF 2024, Issue 2February 1, 2024August 1, 2024
49(2)March 1- May 1, 2023USP-NF 2024, Issue 2February 1, 2024August 1, 2024
49(3)May 1- July 31, 2023USP-NF 2024, Issue 3June 1, 2024December 1, 2024
49(4)July 1- September 30, 2023USP-NF 2024, Issue 3June 1, 2024December 1, 2024
49(5)September 1- November 30, 2023USP-NF 2025, Issue 1November 1, 2024May 1, 2025
49(6)November 1, 2023-January 1, 2024USP-NF 2025, Issue 1November 1, 2024May 1, 2025
50(1)January 1- March 31, 2024USP-NF 2025, Issue 2February 1, 2025August 1, 2025
50(2)March 1- May 31, 2024USP-NF 2025, Issue 2February 1, 2025August 1, 2025
50(3)May 1-July 31, 2024USP-NF 2025, Issue 3June 1, 2025December 1, 2025
50(4)July 1- September 30, 2024USP-NF 2025, Issue 3June 1, 2025December 1, 2025
50(5)September 1- November 30, 2024USP-NF 2026, Issue 1July 25, 2025*February 1, 2026*
50(6)November 1, 2024- January 31, 2025USP-NF 2026, Issue 1July 25, 2025*February 1, 2026*

(The USP–NF is also published as a Spanish Edition. View Spanish Edition publication schedule. Official dates are the same.)

*Date reflects the new publication model schedule. Please see the related Compendial Notice and informational page.

Interim Revision Announcement (IRA) Pharmacopeial Forum Posting, Comment Deadline, Posting and Official Dates, and Target Publication Schedule

PFPF Posting DateComment Due DateTarget IRA Posting DateIRA Official Date
49(5)September 1, 2023November 30, 2023January 26, 2024March 1, 2024
49(6)November 1, 2023January 31, 2024March 29, 2024May 1, 2024
50(1)January 2, 2024March 31, 2024May 31, 2024July 1, 2024
50(2)March 1, 2024May 31, 2024July 26, 2024September 1, 2024
50(3)May 1, 2024July 31, 2024September 28, 2024November 1, 2024
50(4)July 1, 2024September 30, 2024November 22, 2024January 1, 2025
50(5)September 3, 2024November 30, 2024January 31, 2025March 1, 2025
50(6)November 1, 2024January 31, 2025March 28, 2025May 1, 2025
51(1)January 1, 2025March 31, 2025May 30, 2025July 1, 2025

Revision Bulletin Publication Schedule

Online Posting DateOfficial Dates for Revision Bulletins (unless otherwise indicated)
January 26, 2024February 1, 2024
February 23, 2024March 1, 2024
March 29, 2024April 1, 2024
April 26, 2024May 1, 2024
May 31, 2024June 1, 2024
June 28, 2024July 1, 2024
July 26, 2024August 1, 2024
August 30, 2024September 1, 2024
September 28, 2024October 1, 2024
October 25, 2024November 1, 2024
November 22, 2024December 1, 2024
December 27, 2024January 1, 2025
January 31, 2025February 1, 2025
February 28, 2025March 1, 2025