---
kind: "section"
citation: "14 C.F.R. § 313.3"
title: "14"
number: "313.3"
heading: "Definitions."
url: "https://uscodex.org/cfr/14/313.3"
---

# §313.3. Definitions.


As used in this part:

- (a) Energy efficiency means the ratio of the useful output of services in air transportation to the energy consumption of such services.
- (b) **Energy statement—** is a statement of the probable impact of a major regulatory action on energy efficiency and energy conservation, contained in a decision, opinion, order, or rule.
- (c) **Major regulatory action—** is any decision by the DOT decisionmaker or administrative law judge requiring an energy statement pursuant to [§ 313.4](/cfr/14/313.4.md) of this part.
- (d) NEPA means the National Environmental Policy Act of 1969.

## Notes

### Amendments

[Doc. No. 82, 50 FR 2425, Jan. 16, 1985, as amended at 60 FR 43529, Aug. 22, 1995, as amended by Doc. No. DOT-OST-2014-0140, 84 FR 15938, Apr. 16, 2019]

### Authority

Authority: 42 U.S.C. 6362(b), 49 U.S.C. Chapter 401.

### Source

Source: Docket No. 82, 50 FR 2425, Jan. 16, 1985, unless otherwise noted.

### Amendments

[Doc. No. 82, 50 FR 2425, Jan. 16, 1985, as amended at 60 FR 43529, Aug. 22, 1995, as amended by Doc. No. DOT-OST-2014-0140, 84 FR 15938, Apr. 16, 2019]