CFR›Title 40›Chapter I›Part 273›40 CFR Part 273 Subpart F Citation40 CFR Part 273 Subpart FContainsSection § 273.70CorpusDaily eCFRDisplayed edition2026-09-24Last updated2026-09-24 Subpart F—Import Requirements Sections § 273.70 § 273.70 Imports. Authority42 U.S.C. 6922, 6923, 6924, 6925, 6930, and 6937.Source60 FR 25542, May 11, 1995, unless otherwise noted.