Site Feedback

Recent Changes

Updates for May 16, 2013

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. 21 CFR 1308
  2. 34 CFR 685
  3. 48 CFR 204, 209, 217, 252, Ch. 2 App. F
Regulations linked from the above-dated Federal Register:
  1. 21 CFR 880
  2. 27 CFR 5
  3. 40 CFR 52.570, 52.1770
  4. 47 CFR 90
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 10 CFR 72 (78 FR 22413, April 16, 2013)
  2. 40 CFR 52 (78 FR 22424, April 16, 2013)
  3. 50 CFR 17.12, 17.96 (78 FR 22656, April 16, 2013)