The Safe Drinking Water Act, referred to in subsec. (a)(7), is title XIV of act July 1, 1944, as added Dec. 16, 1974, Pub. L. 93–523, § 2(a), 88 Stat. 1660, which is classified generally to subchapter XII (§ 300f et seq.) of chapter 6A of Title 42, The Public Health and Welfare. For complete classification of this Act to the Code, see Short Title note set out under section 201 of Title 42 and Tables.

2005—Subsec. (a)(1). Pub. L. 109–97 inserted “not appearing on the National List” after “ingredient”.

2000—Subsec. (a)(3). Pub. L. 106–387 inserted “except in the production of wine,” after “sulfites,”.

1991—Subsec. (a)(1). Pub. L. 102–237 substituted “postharvest” for “post harvest”.