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2026-07-06 10:51:44 -04:00

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LegalText 42 U.S.C. § 7478 Period before plan approval us united_states_code code_section 42 THE PUBLIC HEALTH AND WELFARE 85 AIR POLLUTION PREVENTION AND CONTROL 7478 42 U.S.C. § 7478 current 119-100 2026-06-26 official https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc42@119-100.zip /us/usc/t42/s7478 data/legal/raw/us/code/title-42/usc42.xml 8dd1851421ed73b8a55a5775339300dd14e9f9b6b8d650c23953cda41dcaee3a 644321055a08eb1f260a6a3e31ac157fa024756abf612a9fd6857e7e400cf24e 99d94eb4fbef7f1ddc3d741d6a33facde00f39ad58eb38b5d0b90ea2e630eebb 2026-07-04 official
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42 U.S.C. § 7478 - Period before plan approval

Text

(a) Existing regulations to remain in effect Until such time as an applicable implementation plan is in effect for any area, which plan meets the requirements of this part to prevent significant deterioration of air quality with respect to any air pollutant, applicable regulations under this chapter prior to August 7, 1977, shall remain in effect to prevent significant deterioration of air quality in any such area for any such pollutant except as otherwise provided in subsection (b).

(b) Regulations deemed amended; construction commenced after June 1, 1975 If any regulation in effect prior to August 7, 1977, to prevent significant deterioration of air quality would be inconsistent with the requirements of section 7472(a), section 7473(b) or section 7474(a) of this title, then such regulations shall be deemed amended so as to conform with such requirements. In the case of a facility on which construction was commenced (in accordance with the definition of “commenced” in section 7479(2) of this title) after June 1, 1975, and prior to August 7, 1977, the review and permitting of such facility shall be in accordance with the regulations for the prevention of significant deterioration in effect prior to August 7, 1977.

(July 14, 1955, ch. 360, title I, § 168, as added Pub. L. 9595, title I, § 127(a), Aug. 7, 1977, 91 Stat. 740; amended Pub. L. 95190, § 14(a)(52), Nov. 16, 1977, 91 Stat. 1402.)

Notes

Editorial Notes

Amendments1977—Subsec. (b). Pub. L. 95190 substituted “(in accordance with the definition of commenced in section 7479(2) of this title)” for “in accordance with this definition”.