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Recent Changes

Updates for August 27, 2019

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. 26 CFR 1.951A
  2. 40 CFR 180
  3. 48 CFR 970
Regulations linked from the above-dated Federal Register:
  1. 16 CFR 310
  2. 19 CFR 220
  3. 40 CFR 52.120, 52.1470, 52.1475
  4. 47 CFR 76
  5. 50 CFR 17, 80, 402, 424