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Updates for March 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. 22 CFR 135
  2. 40 CFR 62
Regulations linked from the above-dated Federal Register:
  1. 5 CFR 2421, 2422, 2426, 2429
  2. 5 CFR Chapter XIV (2400-2499), App. B
  3. 18 CFR 35, 40
  4. 27 CFR 9
  5. 45 CFR 160, 162
Regulations delayed, withdrawn, or extended in the above-dated Federal Register:
  1. 21 CFR 73 Regulation at 91 FR 5295, Feb. 6, 2026 delayed indefinitely
  2. 21 CFR 73 Regulation at 91 FR 5298, Feb. 6, 2026 delayed indefinitely