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Updates for March 31, 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.

Regulations linked from the above-dated Federal Register:
  1. 39 CFR 3010, 3012
  2. 47 CFR 2, 27, 90
Effective regulations that expire on this date:
  1. 17 CFR 270.30b1-9(T) Regulation at 82 FR 58739, Dec. 14, 2017 expired
  2. 33 CFR 165.T07-1110 Regulation at 90 FR 59977, Dec. 23, 2025 expired