Site Feedback

Recent Changes

Updates for October 1, 2025

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. 33 CFR 117.273
  2. 40 CFR 180
Effective regulations that expire on this date:
  1. 33 CFR 165.T09-0135 Regulation at 90 FR 25895, June 18, 2025 expired
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 2 CFR 300 89 FR 80061, Oct. 2, 2024
  2. 5 CFR 532 90 FR 7439, Jan. 21, 2025
  3. 12 CFR 34, 225, 323, 722, 741 89 FR 64571, Aug. 7, 2024
  4. 12 CFR 1005 89 FR 106836, Dec. 30, 2024
  5. 12 CFR 1026 89 FR 64577, Aug. 7, 2024
  6. 12 CFR 1026 89 FR 106837, Dec. 30, 2024
  7. 12 CFR 1222 89 FR 64579, Aug. 7, 2024
  8. 16 CFR 310 90 FR 41778, Aug. 27, 2025
  9. 22 CFR 126 90 FR 43389, Sept. 9, 2025
  10. 42 CFR 52e 89 FR 80066, Oct. 2, 2024
  11. 42 CFR 38, 50, 51, 51a, 51b, 51c, 51d, 52, 52a, 52b, 52c, 52d, 55a, 56, 57, 59, 59a, 62, 63a, 64, 65, 65a, 66, 67, 124, 136 89 FR 80064, Oct. 2, 2024
  12. 42 CFR 412 90 FR 37200, Aug. 4, 2025
  13. 42 CFR 412 90 FR 37676, Aug. 5, 2025
  14. 42 CFR 412 90 FR 37724, Aug. 5, 2025
  15. 42 CFR 413 90 FR 37366, Aug. 4, 2025
  16. 42 CFR 417 90 FR 80069, Oct. 2, 2024
  17. 42 CFR 418 90 FR 37430, Aug. 5, 2025
  18. 42 CFR 430, 433, 434, 436, 438, 440, 441, 456, 457 89 FR 80069, Oct. 2, 2024
  19. 42 CFR 495, 512 90 FR 37203, Aug. 4, 2025
  20. 42 CFR 1001, 1007 89 FR 80070, Oct. 2, 2024
  21. 45 CFR 16, 63, 75, 87, 95, 98 89 FR 80070, Oct. 2, 2024
  22. 45 CFR 170 90 FR 37208, Aug. 4, 2025
  23. 45 CFR 261-263, 265, 286, 287, 301, 302-304, 309, 400, 1000, 1303, 1321, 1336, 1355, 1357 89 FR 80071, Oct. 2, 2024
  24. 48 CFR 1-6, 8-10, 12, 13, 15-17, 19, 22, 23, 25, 26, 30, 32, 36, 42, 50, 52, 203, 205, 209, 211, 212, 215-217, 219, 225, 236, 246, 250, 252 90 FR 41875, Aug. 27, 2025