Site Feedback

Recent Changes

Updates for May 29, 2026

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 882
  2. 40 CFR 52.670, 174, 180
  3. 49 CFR 192
Regulations linked from the above-dated Federal Register:
  1. 10 CFR 300, 602, 605, 706, 708, 712, 719, 725, 727, 733, 760, 766, 782-784, 824, 840, 860-862, 950, 960, 963, 1009, 1015, 1016, 1045, 1046, 1061
  2. 30 CFR 926
  3. 40 CFR 52.220, 52.620, 52.633, 52.770, 52.1076, 52.1670, 52.2020, 52.2420, 62, 81, 721
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 7 CFR 905 Regulation at 91 FR 22951, April 29, 2026
  2. 8 CFR 103, 106, 208, 244, 274a Regulation at 91 FR 22971, Apr. 29, 2026
  3. 40 CFR 63.14, 63.99 Regulation at 91 FR 23017, Apr. 29, 2026