40 CFR Part 142 - NATIONAL PRIMARY DRINKING WATER REGULATIONS IMPLEMENTATION
- Subpart A—General Provisions (§§ 142.1 - 142.4)
- Subpart B—Primary Enforcement Responsibility (§§ 142.10 - 142.19)
- Subpart C—Review of State-Issued Variances and Exemptions (§§ 142.20 - 142.24)
- Subpart D—Federal Enforcement (§§ 142.30 - 142.34)
- Subpart E—Variances Issued by the Administrator Under Section 1415(a) of the Act (§§ 142.40 - 142.46)
- Subpart F—Exemptions Issued by the Administrator (§§ 142.50 - 142.57)
- Subpart G—Identification of Best Technology, Treatment Techniques or Other Means Generally Available (§§ 142.60 - 142.65)
- Subpart H—Indian Tribes (§§ 142.72 - 142.78)
- Subpart I—Administrator's Review of State Decisions that Implement Criteria Under Which Filtration Is Required (§§ 142.80 - 142.81)
- Subpart J [Reserved]
- Subpart K—Variances for Small System (§§ 142.301 - 142.313)