Site Feedback

Recent Changes

Updates for June 17, 2021

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 1.263A, 1.448
Regulations linked from the above-dated Federal Register:
  1. 14 CFR 111
  2. 27 CFR 9
  3. 32 CFR 45
  4. 47 CFR 73
Regulations delayed, withdrawn, or extended in the above-dated Federal Register:
  1. 40 CFR 147 Regulation at 86 FR 14849, Mar. 19, 2021 withdrawn
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 13 CFR 26 (86 FR 23864, May 5, 2021)
  2. 40 CFR 52 (86 FR 26845, May 18, 2021)