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Updates for April 24, 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. 10 CFR 50
  2. 15 CFR 255
  3. 49 CFR 190
Regulations linked from the above-dated Federal Register:
  1. 10 CFR 51
  2. 14 CFR 259
  3. 21 CFR 1308
  4. 49 CFR 190-195, 209
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 21 CFR 878 Regulation at 91 FR 14457, Mar. 25, 2026
  2. 36 CFR 251 Regulation at 91 FR 14461, Mar. 25, 2026
  3. 50 CFR 622 Regulation at 91 FR 14482, Mar. 25, 2026