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Recent Changes

Updates for January 2, 2026 - January 5, 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.

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Effective regulations inserted from the above-dated Federal Register:
  1. 40 CFR 63.1, 63.9
  2. 50 CFR 229
Regulations linked from the above-dated Federal Register:
  1. 13 CFR 107
  2. 19 CFR 24, 141, 159, 174
  3. 31 CFR 1032
  4. 40 CFR 52.320, 52.1183, 52.1235, 61, 63.99
Regulations delayed, withdrawn, or extended in the above-dated Federal Register:
  1. 31 CFR 1010, 1032 Regulation at 89 FR 72274, Sept. 4, 2024 delayed
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 23 CFR 630 90 FR 55647, Dec. 3, 2025
  2. 23 CFR 633 90 FR 55649, Dec. 3, 2025
  3. 30 CFR 948 90 FR 55657, Dec. 3, 2025
  4. 30 CFR 948 90 FR 55671, Dec. 3, 2025
  5. 33 CFR 165.776 90 FR 55813, Dec. 4, 2025
  6. 40 CFR 52.1920, 52.1928, 52.2270, 52.2304 90 FR 56008, Dec. 5, 2025
  7. 40 CFR 721 90 FR 49222, Nov. 4, 2025
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