Effective Dates for Sections of Title 10 of the Code of Federal Regulations in 2025

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Current Section	Effective Date	Federal Register Notice
Part 72	October 14, 2025 [Unless significant adverse comments are received by August 28, 2025]	07/29/2025
Parts 170 and 171	August 25, 2025 [Correction for the final rule published on June 24, 2025 (90 FR 26730)]	07/28/2025
Part 52	September 15, 2025 [Unless significant adverse comments are received by August 1, 2025]	07/02/2025
Parts 170 and 171	August 25, 2025	06/24/2025
Part 72	June 3, 2025 [Confirmation of the effective date of June 3, 2025, for the direct final rule that was published March 20, 2025 (90 FR 13047)]	05/02/2025
Part 72	May 27, 2025 [Confirmation of the effective date of May 27, 2025, for the direct final rule that was published March 13, 2025 (90 FR 11891)]	04/30/2025
Part 72	May 13, 2025 [Confirmation of the effective date of May 13, 2025, for the direct final rule that was published February 27, 2025 (90 FR 10781)]	04/14/2025
Part 72	June 3, 2025 [Correction for the final rule published on March 20, 2025 (90 FR 13047)]	03/31/2025
Part 72	June 3, 2025	03/20/2025
Part 72	April 21, 2025 [Confirmation of the effective date of April 21, 2025, for the direct final rule that was published February 4, 2025 (90 FR 8861)]	03/19/2025
Part 72	May 27, 2025	03/13/2025
Part 72	May 13, 2025	02/27/2025
Part 72	March 19, 2025 [Confirmation of the effective date of March 19, 2025, for the direct final rule that was published January 3, 2025 (90 FR 204)]	02/18/2025
Part 72	April 21, 2025	02/04/2025
Parts 2 and 13	January 15, 2025	01/15/2025
Part 72	March 19, 2025	01/03/2025