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Title 40

Displaying title 40, up to date as of 9/15/2021. Title 40 was last amended 9/14/2021.

Title 40

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§ 51.1102 Classification and nonattainment area planning provisions.

An area designated nonattainment for the 2008 ozone NAAQS will be classified in accordance with CAA section 181, as interpreted in § 51.1103(a), and will be subject to the requirements of subpart 2 of part D of title I of the CAA that apply for that classification.