---
kind: "section"
citation: "10 U.S.C. § 2245"
title: "10"
title_heading: "Armed Forces"
number: "2245"
heading: "Use of aircraft for proficiency flying: limitation"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/10/2245"
units:
  - "Subtitle A — General Military Law"
  - "Part IV — Service, Supply, and Property"
  - "Chapter 134 — Miscellaneous Administrative Provisions"
  - "Subchapter I — Miscellaneous Authorities, Prohibitions, and Limitations on the Use of Appropriated Funds"
---

# §2245. Use of aircraft for proficiency flying: limitation

- (a) An aircraft under the jurisdiction of a [military](/usc/10/801.md?p=8) [department](/usc/10/101.md?p=a-6) may not be used by a member of the [armed forces](/usc/10/101.md?p=a-4) for the purpose of proficiency flying except in accordance with regulations prescribed by the [Secretary](/usc/10/4951.md?p=3) of Defense.
- (b) Such regulations—
  - (1) may not require proficiency flying by a member except to the extent required for the member to maintain flying proficiency in anticipation of the member’s assignment to combat operations; and
  - (2) may not permit proficiency flying in the case of a member who is assigned to a course of instruction of 90 days or more.
- (c) In this section, the term “proficiency flying” means flying performed under competent orders by a rated or designated member of the [armed forces](/usc/10/101.md?p=a-4) while serving in a non-aviation assignment or in an assignment in which skills would normally not be maintained in the performance of assigned duties.

## Source credit

(Added Pub. L. 101–510, div. A, title XIV, § 1481(e)(1), Nov. 5, 1990, 104 Stat. 1706; amended Pub. L. 110–181, div. A, title X, § 1077, Jan. 28, 2008, 122 Stat. 333.)

## Notes

### Editorial Notes

### Prior Provisions

Provisions similar to those in this section were contained in Pub. L. 101–165, title IX, § 9006, Nov. 21, 1989, 103 Stat. 1130, which was set out as a note under section 2241 of this title, prior to repeal by Pub. L. 101–510, § 1481(e)(3).

### Amendments

2008—Subsec. (c). Pub. L. 110–181 amended subsec. (c) generally. Prior to amendment, subsec. (c) read as follows: “In this section, the term ‘proficiency flying’ has the meaning given that term in Department of Defense Directive 1340.4.”