(a) The State of Alaska Department of Environmental Conservation Air Quality Control Regulations are approved as meeting the requirements of 40 CFR 51.166 and this part for preventing significant deterioration of air quality. The specific provisions approved are: 18 AAC 50.010 except (7) and (8), 18 AAC 50.020, 18 AAC 50.035 (a)(4) and (5) and (b)(1) (but only with respect to the incorporation by reference of 40 CFR part 50, appendix P), 18 AAC 50.040(h) except (7) and (9), and 18 AAC 50.306 as in effect on January 4, 2013; 18 AAC 50.215 except (a)(4) and (d), 18 AAC 50.345 except (b), (c)(3) and (l), and 18 AAC 50.990 except (92) as it relates to 18 AAC 50.040(i)) as in effect on September 14, 2012; 18 AAC 50.015 as in effect on December 9, 2010; 18 AAC 50.040 (7) and (9) as in effect on December 3, 2005; and 18 AAC 50.215(d) and 18 AAC 50.250 as in effect on October 1, 2004.
(b) The requirements of sections 160 through 165 of the Clean Air Act are not met for Indian reservations since the plan does not include approvable provisions for preventing the significant deterioration of air quality on Indian reservations and, therefore, the provisions of Sec. 52.21 except paragraph (a)(1) are hereby incorporated and made part of the applicable plan for Indian reservations in the State of Alaska. [72 FR 45380, Aug. 14, 2007, as amended at 76 FR 7117, Feb. 9, 2011; 77 FR 64427, Oct. 22, 2012; 79 FR 56274, Sept. 19, 2014] Sec. Sec. 52.97-52.98 [Reserved]