# Airplane Fuel Efficiency Certification
> **Rule** · Final rule. · Published 2024-02-16 · Effective 2024-04-16 · 89 FR 12634
## Document
- **Document number:** 2024-02330
- **Category:** other
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 89 FR 12634
- **Publication date:** 2024-02-16
- **Effective date:** 2024-04-16
- **FAA docket:** Docket No.: FAA-2022-0241 Amdt. No. 121-391, 125-75, 38-1, 21-107
## Abstract

This action adopts fuel efficiency requirements for certification of certain airplanes. These certification requirements implement the emissions standards adopted by the Environmental Protection Agency (EPA) to allow manufacturers to certificate their airplanes for fuel efficiency in the United States. This action also fulfills the FAA's Clean Air Act obligations to enforce implementation of EPA's aircraft emissions standards for greenhouse gas emissions.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2024/02/16/2024-02330/airplane-fuel-efficiency-certification)
---
*AI Analytics · CC0 1.0*