---
kind: "section"
citation: "10 U.S.C. § 10143"
title: "10"
title_heading: "Armed Forces"
number: "10143"
heading: "Ready Reserve: Selected Reserve"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/10/10143"
units:
  - "Subtitle E — Reserve Components"
  - "Part I — Organization and Administration"
  - "Chapter 1005 — Elements of Reserve Components"
---

# §10143. Ready Reserve: Selected Reserve

- (a) Within the Ready [Reserve](/usc/10/101.md?p=c-6) of each of the [reserve](/usc/10/101.md?p=c-6) components there is a Selected [Reserve](/usc/10/101.md?p=c-6). The Selected [Reserve](/usc/10/101.md?p=c-6) consists of units, and, as designated by the [Secretary concerned](/usc/10/101.md?p=a-9), of [Reserves](/usc/10/101.md?p=c-6), trained as prescribed in [section 10147(a)(1) of this title](/usc/10/10147.md?p=a-1) or [section 502(a) of title 32](/usc/32/502.md?p=a), as appropriate.
- (b) The organization and unit structure of the Selected [Reserve](/usc/10/101.md?p=c-6) shall be approved—
  - (1) in the case of all [reserve](/usc/10/101.md?p=c-6) components other than the Coast Guard [Reserve](/usc/10/101.md?p=c-6), by the [Secretary](/usc/10/12521.md?p=4) of Defense based upon recommendations from the [military departments](/usc/10/101.md?p=a-8) as approved by the Chairman of the Joint Chiefs of Staff in accordance with contingency and war plans; and
  - (2) in the case of the Coast Guard [Reserve](/usc/10/101.md?p=c-6), by the [Secretary](/usc/10/12521.md?p=4) of Homeland Security upon the recommendation of the Commandant of the Coast Guard.

## Source credit

(Added Pub. L. 103–337, div. A, title XVI, § 1661(a)(1), Oct. 5, 1994, 108 Stat. 2972; amended Pub. L. 107–296, title XVII, § 1704(b)(1), Nov. 25, 2002, 116 Stat. 2314.)

## Notes

### Editorial Notes

### Prior Provisions

Provisions similar to those in this section were contained in section 268(b), (c) of this title, prior to repeal by Pub. L. 103–337, § 1661(a)(2)(A).

### Amendments

2002—Subsec. (b)(2). Pub. L. 107–296 substituted “of Homeland Security” for “of Transportation”.

### Statutory Notes and Related Subsidiaries

### Effective Date of 2002 Amendment

Amendment by Pub. L. 107–296 effective on the date of transfer of the Coast Guard to the Department of Homeland Security, see section 1704(g) of Pub. L. 107–296, set out as a note under section 101 of this title.

### Effective Date

Section effective Dec. 1, 1994, except as otherwise provided, see section 1691 of Pub. L. 103–337, set out as a note under section 10001 of this title.