# 42 U.S.C. § 300g–2: State primary enforcement responsibility

> Federal · Statutes · In force

URL: https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%932

## Section

- **Citation:** 42 U.S.C. § 300g–2
- **Heading:** State primary enforcement responsibility
- **Jurisdiction:** Federal
- **Kind:** Statutes
- **Status:** In force
- **Text as of:** September 9, 2026
- **Source:** Publisher's official text
- **Location:** Title 42—THE PUBLIC HEALTH AND WELFARE > CHAPTER 6A—PUBLIC HEALTH SERVICE > SUBCHAPTER XII—SAFETY OF PUBLIC WATER SYSTEMS > Part B—Public Water Systems

## Text

has adopted drinking water regulations that are no less stringent than the national primary drinking water regulations promulgated by the Administrator under subsections (a) and (b) of section 300g–1 of this title not later than 2 years after the date on which the regulations are promulgated by the Administrator, except that the Administrator may provide for an extension of not more than 2 years if, after submission and review of appropriate, adequate documentation from the State, the Administrator determines that the extension is necessary and justified;

( July 1, 1944, ch. 373 , title XIV, § 1413, as added Pub. L. 93–523, § 2(a) , Dec. 16, 1974 , 88 Stat. 1665 ; amended Pub. L. 99–339, title I, § 101(c)(2) , June 19, 1986 , 100 Stat. 646 ; Pub. L. 104–182, title I , §§ 112, 113(b), Aug. 6, 1996 , 110 Stat. 1633 , 1635; Pub. L. 115–270, title II, § 2010(b) , Oct. 23, 2018 , 132 Stat. 3848 .)

## Nearby sections

- [42 U.S.C. § 300f Definitions](https://www.frixlaw.com/law-library/statutes/usc_t42_s300f.md)
- [42 U.S.C. § 300g Coverage](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g.md)
- [42 U.S.C. § 300g–1 National drinking water regulations](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%931.md)
- [42 U.S.C. § 300g–2 State primary enforcement responsibility](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%932.md)
- [42 U.S.C. § 300g–3 Enforcement of drinking water regulations](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%933.md)
- [42 U.S.C. § 300g–4 Variances](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%934.md)
- [42 U.S.C. § 300g–5 Exemptions](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%935.md)
- [42 U.S.C. § 300g–6 Prohibition on use of lead pipes, solder, and flux](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%936.md)
- [42 U.S.C. § 300g–7 Monitoring of contaminants](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%937.md)
- [42 U.S.C. § 300g–8 Operator certification](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%938.md)
- [42 U.S.C. § 300g–9 Capacity development](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%939.md)
- [42 U.S.C. § 300g–10 Cybersecurity support for public water systems](https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%9310.md)
- [42 U.S.C. § 300h Regulations for State programs](https://www.frixlaw.com/law-library/statutes/usc_t42_s300h.md)
- [42 U.S.C. § 300h–1 State primary enforcement responsibility](https://www.frixlaw.com/law-library/statutes/usc_t42_s300h%E2%80%931.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/usc_t42_s300g%E2%80%932. Check the current official text before relying on it. Not legal advice.