1. Regulations
  2. title 40
  3. chapter I-i26
  4. part 257
  5. subpart A
  6. § 257.4

View all text of Subpart A [§ 257.1 - § 257.4]

§ 257.4 - Effective date.

These criteria become effective October 15, 1979.

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 257.4