1. Regulations
  2. title 40
  3. chapter I-i26
  4. part 257
  5. subpart D
  6. § 257.51

View all text of Subpart D [§ 257.50 - § 257.107]

§ 257.51 - Effective date of this subpart.

Link to an amendment published at 89 FR 39099, May 8, 2024.

The requirements of this subpart take effect on October 19, 2015.

AUTHORITY: 42 U.S.C. 6907(a)(3), 6912(a)(1), 6944, 6945(a) and (d); 33 U.S.C. 1345(d) and (e).

SOURCE: 44 FR 53460, Sept. 13, 1979, unless otherwise noted.

CITE AS: 40 CFR 257.51