maintenance area

(14)The term “maintenance area” means an area that was designated as an air quality nonattainment area, but was later redesignated by the Administrator of the Environmental Protection Agency as an air quality attainment area, under section 107(d) of the Clean Air Act (42 U.S.C. 7407(d)).

Source

23 USC § 101(a)(14)


Scoping language

In this title
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