With the exceptions set forth in this subpart, the Administrator approves Nebraska's plan for the attainment and maintenance of the national standards. No action is taken on the new source review regulations to comply with section 172(b)(6) and section 173 of the Clean Air Act as amended in 1977, and 40 CFR 51.18(j).

[37 FR 10877, May 31, 1972, as amended at 48 FR 12717, Mar. 28, 1983]