CFR›Title 21›Chapter I›21 CFR Part 129 Citation21 CFR Part 129ContainsSubparts A–ECorpusDaily eCFRDisplayed edition2026-06-01Last updated2026-06-01 PART 129—PROCESSING AND BOTTLING OF BOTTLED DRINKING WATER Subparts A Subpart A—General Provisions Sections 129.1–129.3 B Subpart B—Buildings and Facilities Sections 129.20–129.37 C Subpart C—Equipment Section 129.40 D Subpart D [Reserved] E Subpart E—Production and Process Controls Section 129.80 Authority21 U.S.C. 342, 348, 350k, 371, 374, 42 U.S.C. 264.Source42 FR 14355, Mar. 15, 1977, unless otherwise noted. Previous 123 Part 123—Fish and Fishery Products Next 130 Part 130—Food Standards: General