---
kind: "section"
citation: "42 U.S.C. § 6374e"
title: "42"
title_heading: "The Public Health and Welfare"
number: "6374e"
heading: "Federal fleet conservation requirements"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/6374e"
units:
  - "Chapter 77 — Energy Conservation"
  - "Subchapter III — Improving Energy Efficiency"
  - "Part H — Encouraging Use of Alternative Fuels"
---

# §6374e. Federal fleet conservation requirements

- (a) **Mandatory reduction in petroleum consumption—**
  - (1) **In general—** Not later than 18 months after December 19, 2007, the [Secretary](/usc/42/6202.md?p=1) shall issue regulations for Federal fleets subject to [section 6374 of this title](/usc/42/6374.md) to require that, beginning in fiscal year 2010, each Federal [agency](/usc/42/8262.md?p=1) shall reduce petroleum consumption and increase alternative fuel consumption each year by an amount necessary to meet the goals described in [paragraph (2)](#a-2).
  - (2) **Goals—** The goals of the requirements under [paragraph (1)](#a-1) are that not later than October 1, 2015, and for each year thereafter, each Federal [agency](/usc/42/8262.md?p=1) shall achieve at least a 20 percent reduction in annual petroleum consumption and a 10 percent increase in annual alternative fuel consumption, as calculated from the baseline established by the [Secretary](/usc/42/6202.md?p=1) for fiscal year 2005.
  - (3) **Milestones—** The [Secretary](/usc/42/6202.md?p=1) shall include in the regulations described in [paragraph (1)](#a-1)—
    - (A) interim numeric milestones to assess annual [agency](/usc/42/8262.md?p=1) progress towards accomplishing the goals described in that paragraph; and
    - (B) a requirement that [agencies](/usc/42/8262.md?p=1) annually report on progress towards meeting each of the milestones and the 2015 goals.
- (b) **Plan—**
  - (1) **Requirement—**
    - (A) **In general—** The regulations under [subsection (a)](#a) shall require each Federal [agency](/usc/42/8262.md?p=1) to develop a plan, and implement the measures specified in the plan by dates specified in the plan, to meet the required petroleum reduction levels and the alternative fuel consumption increases, including the milestones specified by the [Secretary](/usc/42/6202.md?p=1).
    - (B) **Inclusions—** The plan shall—
      - (i) identify the specific measures the [agency](/usc/42/8262.md?p=1) will use to meet the requirements of [subsection (a)(2)](#a-2); and
      - (ii) quantify the reductions in petroleum consumption or increases in alternative fuel consumption projected to be achieved by each measure each year.
  - (2) **Measures—** The plan may allow an [agency](/usc/42/8262.md?p=1) to meet the required petroleum reduction level through—
    - (A) the use of alternative fuels;
    - (B) the acquisition of vehicles with higher fuel economy, including hybrid vehicles, neighborhood electric vehicles, electric vehicles, and plug-in hybrid vehicles if the vehicles are commercially available;
    - (C) the substitution of cars for light trucks;
    - (D) an increase in vehicle load factors;
    - (E) a decrease in vehicle miles traveled;
    - (F) a decrease in fleet size; and
    - (G) other measures.

## Source credit

(Pub. L. 94–163, title III, § 400FF, as added Pub. L. 110–140, title I, § 142, Dec. 19, 2007, 121 Stat. 1518.)

## Notes

### Statutory Notes and Related Subsidiaries

### Effective Date

Section effective on the date that is 1 day after Dec. 19, 2007, see section 1601 of Pub. L. 110–140, set out as a note under section 1824 of Title 2, The Congress.