Applicability.

§ 1030.1 Applicability.

(a) Except as provided in paragraph (c) of this section, when an aircraft engine subject to 40 CFR part 1031 is installed on an airplane that is described in this section and subject to 14 CFR chapter I, the airplane may not exceed the Greenhouse Gas (GHG) standards of this part when original civil certification under 14 CFR chapter I is sought.

(1) A subsonic jet airplane that has —

(i) Either—

(A) A type-certificated maximum passenger seating capacity of 20 seats or more,

(B) A maximum takeoff mass (MTOM) greater than 5,700 kg, and

(C) An application for original type certification that is submitted on or after January 11, 2021;

(ii) Or—

(A) A type-certificated maximum passenger seating capacity of 19 seats or fewer,

(B) A MTOM greater than 60,000 kg, and

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