40 CFR § 1030.30 - GHG emission standards.

---
identifier: "/us/cfr/t40/s1030.30"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 1030.30 - GHG emission standards."
title_number: 40
title_name: "Protection of Environment"
section_number: "1030.30"
section_name: "GHG emission standards."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "U"
subchapter_name: "AIR POLLUTION CONTROLS"
part_number: "1030"
part_name: "CONTROL OF GREENHOUSE GAS EMISSIONS FROM ENGINES INSTALLED ON AIRPLANES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401-7671q."
regulatory_source: "86 FR 2171, Jan. 11, 2021, unless otherwise noted."
cfr_part: "1030"
---


# 1030.30 GHG emission standards.

(a) The greenhouse gas emission standards in this section are expressed as maximum permitted values fuel efficiency metric values, as calculated under § 1030.20.

(b) The fuel efficiency metric value may not exceed the following, rounded to three decimal places:

| For airplanes defined in . . . | with MTOM . . . | the standard is . . . |
| --- | --- | --- |
| (1) Section 1030.1(a)(1) and (2) | 5,700 < MTOM < 60,000 kg | 10 |
| (2) Section 1030.1(a)(3) | 8,618 < MTOM < 60,000 kg | 10 |
| (3) Section 1030.1(a)(1) and (3) | 60,000 < MTOM < 70,395 kg | 0.764 |
| (4) Section 1030.1(a)(1) and (3) | MTOM > 70,395 kg | 10 |
| (5) Section 1030.1(a)(4) and (6) | 5,700 < MTOM < 60,000 kg | 10 |
| (6) Section 1030.1(a)(5) and (7) | 8,618 < MTOM < 60,000 kg | 10 |
| (7) Section 1030.1(a)(4) through (7) | 60,000 < MTOM < 70,107 kg | 0.797 |
| (8) Section 1030.1(a)(4) through (7) | MTOM > 70,107 kg | 10 |