See 76 Fed. Reg. at 15,711/3 (States “must submit revised state plans to EPA March 21, 2012); 42 U.S.C. § 7429(f)(2)(standards shall be effective no later than three years after state plans are approved or five years after promulgation, whichever is earlier); § 7429(f)(3) (sources must comply with § 129 standards by effective date). Case 1:11-cv-01278-PLF Document 8 Filed 08/03/11 Page 29 of 31 23 U.S. at 43 (action is arbitrary where agency fails to articulate a “rational connection between the facts found and the choice made”).

...............................................................4, 7, 21 42 U.S.C. § 7412(e)(1)(D) ...............................................................................................4, 7, 21 42 U.S.C. § 7412(e)(1)(E)................................................................................................4, 7, 21 42 U.S.C. § 7412(f)(1) ...............................................................................................................5 * 42 U.S.C. § 7412(f)(2) ........................................................... 1, 4, 6, 7, 9, 11, 14-16, 19, 21, 22 42 U.S.C. § 7412(f)(2)(A)................................................................................................5, 6, 25 42 U.S.C. § 7412(f)(2)(C) ......................................................................................................5, 6 42 U.S.C. § 7429(a)(1)(B) .......................................................................................................20 42 U.S.C. § 7429(a)(1)(C) .......................................................................................................20 * 42 U.S.C. § 7604(a) .....................................................................................................11, 15, 17 * 42 U.S.C. § 7604(a)(2) .............................................................................................................11 42 U.S.C. § 7607(c)(5) ...............................................................................................................7 42 U.S.C. § 7607(d)(1) ..................................................................................................6, 14, 21 42 U.S.C. § 7607(d)(3) ............................................................................................................14 42 U.S.C. § 7607(d)(4) ............................................................................................................14 Case 1:15-cv-00512-TSC Document 23 Filed 11/17/15 Page 12 of 41 vi 4

Section 129(f)(1) and (2) set specific effective dates for § 129 standards. 42 U.S.C. § 7429(f)(1), (2). Section 307‟s silence regarding EPA‟s authority to delay effective Case 1:11-cv-01278-PLF Document 25 Filed 09/01/11 Page 10 of 20 11 dates cannot trump that enacted text.