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Effective Dates for Sections of Title 10 of the Code of Federal Regulations in 2021

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Current Section Effective Date Federal Register Notice
Parts 11, 25, and 95 March 14, 2022
[Withdrawn]
03/08/2022
12/28/2021
Part 72 January 19, 2022
[Confirmation of the effective date of January 19, 2022, for the direct final rule that was published November 5, 2021 (86 FR 61047)]
12/15/2021
Part 72 February 22, 2022 12/09/2021
Various Parts December 30, 2021 11/30/2021
Part 72 December 15, 2021
[Confirmation of the effective date of December 15, 2021, for the direct final rule that was published October 1, 2021 (86 FR 54341)]
11/24/2021
Part 52 December 6, 2021
[Confirmation of the effective date of December 6, 2021, for the direct final rule that was published September 22, 2021 (86 FR 52593)]
11/17/2021
Part 72 January 19, 2022 11/05/2021
Part 72 October 26, 2021
[Confirmation of the effective date of October 26, 2021, for the direct final rule published August 12, 2021 (86 FR 44262)]
10/07/2021
Part 110 December 6, 2021 10/06/2021
Part 72 October 27, 2021
[Confirmation of the effective date of October 27, 2021, for the direct final rule published August 13, 2021 (86 FR 44594)]
10/05/2021
Part 72 December 15, 2021 10/01/2021
Part 72 October 19, 2021
[Confirmation of the effective date of October 19, 2021, for the direct final rule published on August 5, 2021 (86 FR 42681)]
09/30/2021
Part 52 December 6, 2021 09/22/2021
Parts 25 and 35 September 8, 2021 08/24/2021
Parts 15, 170, and 171

Part 72
June 16, 2021, is delayed until August 20, 2021

October 27, 2021
08/13/2021
Part 52



Part 72
September 29, 2021
[Confirmation of the effective date of September 29, 2021, for the direct final rule published July 1, 2021 (86 FR 34905)]

October 26, 2021
08/12/2021(a)



08/12/2021(b)
Various Parts September 8, 2021 08/09/2021
Part 72 October 19, 2021 08/05/2021
Part 52 September 29, 2021 07/01/2021
Parts 15, 170, and 171 August 16, 2021 (delayed until August 20, 2021) 06/16/2021
Part 72 June 14, 2021
[Confirmation of the effective date of June 14, 2021, for the direct final rule published March 29, 2021 (86 FR 16291)]
05/26/2021
Part 72 June 7, 2021
[Confirmation of the effective date of June 7, 2021, for the direct final rule published March 24, 2021 (86 FR 15563)]
05/17/2021
Part 72 June 14, 2021 03/29/2021
Part 72 June 7, 2021 03/24/2021
Part 2 January 19, 2021
[Confirmation of the effective date of January 19, 2021, for the direct final rule published November 5, 2020 (85 FR 70435)]
01/15/2021
Parts 2 and 13 January 15, 2021 01/15/2021
Part 72 January 25, 2021
[Confirmation of the effective date of January 25, 2021, for the direct final rule published November 9, 2020 (85 FR 71223)]
01/13/2021

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Page Last Reviewed/Updated Tuesday, February 11, 2025