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Home NRC Library Document Collections Regulations (NRC, 10 CFR) Effective Dates for Sections of Title 10 of the Code of Federal Regulations

Effective Dates for Sections of Title 10 of the Code of Federal Regulations in 2023

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Current Section Effective Date Federal Register Notice
Part 72 January 16, 2024
[Confirmation of the effective date of January 16, 2024, for the direct final rule that was published October 30, 2023 (88 FR 74019)]		 12/14/2023
Parts 9, 30, 50, 51, 70, and 110 December 21, 2023 11/21/2023
Part 72 December 18, 2023
[Confirmation of the effective date of December 18,
2023, for the direct final rule that was published October 3, 2023 (88 FR 67929)]		 11/20/2023
Part 72 January 16, 2024 10/30/2023
Part 140 January 1, 2024 10/19/2023
Parts 50, 52, and 72 December 18, 2023 11/16/2023
Part 72 December 18, 2023 10/03/2023
Part 72 October 16, 2023
[Confirmation of the effective date of October 16,
2023, for the direct final rule that was published July 31, 2023 (88 FR 49267)]		 09/19/2023
Part 72 October 17, 2023
[Confirmation of the effective date of October 17,
2023, for the direct final rule that was published August 3, 2023 (88 FR 51209)]		 09/18/2023
Part 140 October 5, 2023 09/05/2023
Parts 1, 2, 26, 32, 40, 50, 51, 52, 72, and 73 September 25, 2023 08/24/2023
Part 72 October 17, 2023 08/03/2023
Part 72 October 16, 2023 07/31/2023
Parts 170 and 171 August 14, 2023 06/15/2023
Part 72 July 17, 2023 05/02/2023
Part 72 May 1, 2023
[Delayed Indefinitely]		 04/26/2023
Parts 20, 21, 26, 50, 70, 72, 73, 74, and 76 April 1, 2023 03/29/2023
Parts 20, 21, 26, 50, 70, 72, 73, 74, and 76 April 13, 2023 03/14/2023
Part 72 March 22, 2023
[Confirmation of the effective date of March 22, 2023, for the direct final rule that was published January 6, 2023 (88 FR 949)]		 03/02/2023
Part 72 May 1, 2023 02/13/2023
Part 52 February 21, 2023 01/19/2023
Parts 2 and 13 January 13, 2023 01/13/2023
Part 72 March 22, 2023 01/06/2023
Part 72 January 18, 2023
[Confirmation of the effective date of January 18, 2022, for the direct final rule that was published November 4, 2022 (87 FR 66539)]		 12/27/2022
Part 72 January 18, 2023 11/04/2022

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Page Last Reviewed/Updated Tuesday, February 11, 2025