§34.23. Exhaust Emission Standards for Engines Manufactured on and after July 18, 2012. — Inbound Citations
14 C.F.R. § 34.23
Statutory Authority
Cited by 2 regulations in release Current.
Citations to 14 U.S.C. § 34.23 as a whole
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As used in this part, all terms not defined herein shall have the meaning given them in the Clean Air Act, as amended (42 U.S.C. 7401 et. seq.):
Citations to §34.23(a)(2)
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(b) On and after July 18, 2012, and before August 31, 2013, a manufacturer may produce up to six Tier 4 compliant engines that meet the NOX standards of paragraph (d)(1)(vi) of this section rather than § 34.23(a)(2). No separate approval is required to produce these engines. Engines produced under this exception are to be labeled “COMPLY” in accordance with § 45.13 of this chapter.