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Recent Changes

Updates for April 27, 2024 - April 29, 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. 10 CFR 420, 955
  2. 14 CFR 91
  3. 15 CFR 740, 744, 746, 762
  4. 21 CFR 573
  5. 40 CFR 180
Regulations linked from the above-dated Federal Register:
  1. 10 CFR 72, 611
  2. 20 CFR 651, 653, 655, 658
  3. 29 CFR 501
  4. 33 CFR 165
  5. 34 CFR 109
  6. 40 CFR 52
  7. 47 CFR 0, 101
  8. 49 CFR 192, 195
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 17 CFR 240 89 FR 15009, Feb. 29, 2024
  2. 40 CFR 52.520 89 FR 22089, March 29, 2024
  3. 40 CFR 1090 89 FR 14774, Feb. 29, 2024