US Code

Public Law 119-83 (04/13/2026)

10 U.S.C. § 4421

Weapon system component or technology prototype projects: display of budget information

(a)

Requirements for Budget Display .—

In the defense budget materials for any fiscal year, the Secretary of Defense shall, with respect to advanced component development and prototype activities (within the research, development, test, and evaluation budget), set forth the amounts requested for each of the following:
(1)
Acquisition programs of record.
(2)
Development, prototyping, and experimentation of weapon system components or other technologies, including those based on commercial products and technologies, separate from acquisition programs of record.
(3)
Other budget line items as determined by the Secretary of Defense.
(b)

Additional Requirements .—

For purposes of subsection (a)(2), the amounts requested for development, prototyping, and experimentation of weapon system components or other technologies shall be—
(1)
structured into either capability, weapon system component, or technology portfolios that reflect the priority areas for prototype projects; and
(2)
justified with general descriptions of the types of capability areas and technologies being funded or expected to be funded during the fiscal year concerned.
(c)

Definitions .—

section 234 of this titlesection 103 of title 41In this section, the terms “budget” and “defense budget materials” have the meaning given those terms in and the term “commercial product” has the meaning given that term in .

Pub. L. 114–328, div. A, title VIII, § 806(a)(1)130 Stat. 2256 Pub. L. 115–232, div. A, title VIII, § 836(e)(8)132 Stat. 1870 Pub. L. 116–92, div. A, title XVII, § 1731(a)(51)133 Stat. 1815 Pub. L. 116–283, div. A, title XVIII, § 1851(c)(1)134 Stat. 4272 (Added , , , § 2447a; amended , , ; , , ; renumbered § 4421, , , .)

Editorial Notes

Amendments

Pub. L. 116–283section 2447a of this title2021— renumbered as this section.

Pub. L. 116–922019—Subsec. (a). struck out “after fiscal year 2017” after “any fiscal year” in introductory provisions.

Pub. L. 115–232, § 836(e)(8)(A)2018—Subsec. (a)(2). , substituted “commercial products and technologies” for “commercial items and technologies”.

Pub. L. 115–232, § 836(e)(8)(B)section 103 of title 41Subsec. (c). , inserted before period at end “and the term ‘commercial product’ has the meaning given that term in ”.

Statutory Notes and Related Subsidiaries

Effective Date of 2021 Amendment

Pub. L. 116–283section 1801(d) of Pub. L. 116–283section 3001 of this titleAmendment by effective , with additional provisions for delayed implementation and applicability of existing law, see , set out as a note preceding .

Effective Date of 2018 Amendment

Pub. L. 115–232section 836(h) of Pub. L. 115–232section 453b of Title 6Amendment by effective , subject to a savings provision, see , set out as an Effective Date of 2018 Amendment; Savings Provision note under , Domestic Security.

Effective Date

Pub. L. 114–328, div. A, title VIII, § 806(a)(2)130 Stat. 2259

“Subchapter II of chapter 144B of title 10, United States Code [see, now, this subchapter], as added by paragraph (1), shall take effect on .”
, , , provided that: