CFR›Title 40›Chapter I›Part 141›Subpart H ContainsSections 141.70–141.76CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart H—Filtration and Disinfection Sections 141.70 § 141.70 General requirements. 141.71 § 141.71 Criteria for avoiding filtration. 141.72 § 141.72 Disinfection. 141.73 § 141.73 Filtration. 141.74 § 141.74 Analytical and monitoring requirements. 141.75 § 141.75 Reporting and recordkeeping requirements. 141.76 § 141.76 Recycle provisions. Source54 FR 27527, June 29, 1989, unless otherwise noted. Previous G Subpart G—National Primary Drinking Water Regulations: Maximum Contaminant Levels and Maximum Residual Disinfectant Levels Next I Subpart I—Control of Lead and Copper