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Recent Changes

Updates for May 23, 2026 - May 26, 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.

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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. 15 CFR 30
Regulations linked from the above-dated Federal Register:
  1. 33 CFR 165
  2. 40 CFR 84
Regulations delayed, withdrawn, or extended in the above-dated Federal Register:
  1. 7 CFR 959.84 stayed in part until Jan. 1, 2032
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 5 CFR 2419 Regulation at 91 FR 21715, Apr. 23, 2026
  2. 5 CFR 2419 Regulation at 91 FR 25073, May 8, 2026
  3. 10 CFR 51 Regulation at 91 FR 22411, Apr. 24, 2026
  4. 14 CFR 259 Regulation at 91 FR 21957, Apr. 24, 2026
  5. 18 CFR 35 Regulation at 91 FR 14347, Mar. 24, 2026
  6. 33 CFR 165 Regulation at 91 FR 29369, May 20, 2026
  7. 40 CFR 52.1320 Regulation at 91 FR 21725, Apr. 23, 2026
  8. 40 CFR 52.2420 Regulation at 91 FR 21728, Apr. 23, 2026
  9. 40 CFR 81 Regulation at 91 FR 21731, Apr. 23, 2026
  10. 45 CFR 160, 162 Regulation at 91 FR 14404, Mar. 24, 2026
  11. 45 CFR 402 Regulation at 91 FR 14760, Mar. 27, 2026
  12. 49 CFR 209 Regulation at 91 FR 22063, Apr. 24, 2026