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Recent Changes

Updates for October 26, 2024 - October 28, 2024

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.

Effective regulations inserted from the above-dated Federal Register:
  1. 21 CFR 510, 516, 520, 524, 529, 556, 558
  2. 33 CFR 165
  3. 37 CFR 201
  4. 45 CFR 146
Regulations linked from the above-dated Federal Register:
  1. 22 CFR 92
  2. 26 CFR 1.45X-0 - 1.45X-4
  3. 49 CFR 225
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 33 CFR 100 89 FR 78817, Sept. 26, 2024
  2. 40 CFR 52.520 89 FR 79150, Sept. 27, 2024