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Updates for May 31, 2018

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. 8 CFR 214
  2. 20 CFR 655
  3. 40 CFR 52.2020, 174
  4. 50 CFR 648
Regulations linked from the above-dated Federal Register:
  1. 9 CFR 301, 303, 318, 319, 320, 325, 331, 381, 417, 424, 431, 548
  2. 23 CFR 490
  3. 40 CFR 62
Regulations inserted that were previously linked and became effective on the date listed above:
  1. 47 CFR 54 (83 FR 18950, May 1, 2018)
  2. 48 CFR 16, 19, 22, 49 (83 FR 19146, May 1, 2018)
  3. 48 CFR 52 (83 FR 19149, May 1, 2018)
Effective regulations that expire on this date:
  1. 50 CFR 217 (78 FR 20816, April 8, 2013)