CFR›Title 21›Chapter I›21 CFR Part 129 Citation21 CFR Part 129ContainsSubparts Subpart A–Subpart ECorpusDaily eCFRDisplayed edition2026-08-04Last updated2026-08-04 PART 129—PROCESSING AND BOTTLING OF BOTTLED DRINKING WATER Subparts Subpart A Subpart A—General Provisions Subpart B Subpart B—Buildings and Facilities Subpart C Subpart C—Equipment Subpart D Subpart D [Reserved] Subpart E Subpart E—Production and Process Controls Authority21 U.S.C. 342, 348, 350k, 371, 374, 42 U.S.C. 264.Source42 FR 14355, Mar. 15, 1977, unless otherwise noted.