# § 3901. Contracts: prohibition on competition between Department of Defense and small businesses
**(a)** **Exclusion.—** In any case in which the Secretary of Defense plans to use competitive procedures for a procurement, if the procurement is to be conducted as described in subsection (b), then the Secretary shall exclude the Department of Defense from competing in the procurement.
**(b)** **Procurement Description.—** The requirement to exclude the Department of Defense under subsection (a) applies in the case of a procurement to be conducted by excluding from competition entities in the private sector other than small business concerns in furtherance of section 8 or 15 of the Small Business Act (15 U.S.C. 637 or 644).
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**Source Credit**: (Added Pub. L. 103–160, div. A, title VIII, § 848(a)(1), Nov. 30, 1993, 107 Stat. 1724, § 2304a; renumbered § 2304e, Pub. L. 104–106, div. D, title XLIII, § 4321(b)(6)(A), Feb. 10, 1996, 110 Stat. 672; amended Pub. L. 115–232, div. A, title VIII, § 812(a)(2)(C)(vi), Aug. 13, 2018, 132 Stat. 1847; Pub. L. 116–92, div. A, title XVII, § 1731(a)(39)(A), Dec. 20, 2019, 133 Stat. 1814; renumbered § 3901, Pub. L. 116–283, div. A, title XVIII, § 1838(b), Jan. 1, 2021, 134 Stat. 4242; Pub. L. 117–81, div. A, title XVII, § 1701(v)(2)(A), Dec. 27, 2021, 135 Stat. 2154.)
## Editorial Notes
### Amendments
2021—, as amended by , renumbered as this section.
2018—Subsec. (b). substituted “other than” for “other than—”, struck out par. (1) designation before “small business”, and struck out par. (2) which read as follows: “entities described in subsection (a)(1) of in furtherance of the goal specified in that subsection.”
1996— renumbered as this section.
## Statutory Notes and Related Subsidiaries
### Effective Date of 2021 Amendment
Amendment by applicable as if included in the enactment of title XVIII of as enacted, see , set out in a note preceding and note below.
Amendment by effective , with additional provisions for delayed implementation and applicability of existing law, see , set out as a note preceding .
### Effective Date
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