CFR›Title 7›Subtitle B›Chapter III›Part 319›7 CFR Part 319 Subpart A Citation7 CFR Part 319 Subpart AContainsSection 319.1CorpusDaily eCFRDisplayed edition2026-07-02Last updated2026-07-02 Subpart A—Preemption Sections 319.1 § 319.1 Preemption of State and local laws. Authority7 U.S.C. 1633, 7701-7772, and 7781-7786; 21 U.S.C. 136 and 136a; 7 CFR 2.22, 2.80, and 371.3.Source75 FR 17292, Apr. 6, 2010, unless otherwise noted. Redesignated at 84 FR 2428, Feb. 7, 2019. Next B Subpart B—Requests To Amend The Regulations