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Recent Changes

Updates for April 26, 2025 - April 28, 2025

The Office of the Federal Register updates the material in the eCFR on a daily basis. While we do not make updates in real-time, generally the eCFR is current within two business days.

You can learn more about how the eCFR is updated here.

Reader Aids

Reader Aids help people use and understand the eCFR. Reader Aids information is not published in the Code of Federal Regulations.

Regulations linked from the above-dated Federal Register:
  1. 40 CFR 52.870, 52.2020, 70, 81
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 18 CFR 2, 38 90 FR 10796, Feb. 27, 2025
  2. 21 CFR 101 89 FR 106162, Dec. 27, 2024
  3. 21 CFR 101 90 FR 10592, Feb. 25, 2025
  4. 50 CFR 679 90 FR 13846, Mar. 27, 2025