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Effective Dates for Sections of Title 10 of the Code of Federal Regulations in 2026

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Current Section

Effective Date

Federal Register Notice

Part 72

April 13, 2026
[Unless significant adverse comments are received by February 27, 2026]

01/28/2026

Part 50

January 26, 2026
[Confirmation of the effective date of January 26, 2026, for the direct final rule that was published September 26, 2025 (90 FR 46319​)]

01/27/2026

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Page Last Reviewed/Updated Wednesday, January 28, 2026

Page Last Reviewed/Updated Wednesday, January 28, 2026