40 CFR § 52.1474
Part D conditional approval
June 9, 2020
(a) The following portions of the Nevada SIP contain deficiencies with respect to Part D of the Clean Air Act which must be corrected within the time limit indicated.
(1)-(4) [Reserved]
[46 FR 21766, Apr. 14, 1981, as amended at 47 FR 15792, Apr. 13, 1982; 47 FR 27069, June 23, 1982; 49 FR 6900, Feb. 24, 1984]