View all text of Subpart DD [§ 52.1470 - § 52.1492]
§ 52.1478 - Extensions.
The Administrator, by the authority delegated under section 186(a)(4) of the Clean Air Act as amended in 1990, hereby extends for one year, until December 31, 1996, the attainment date for the Clark County (Las Vegas Valley), Nevada carbon monoxide nonattainment area.