US Code

Public Law 119-73 (01/23/2026)

10 U.S.C. § 4204

Milestone decision authority

(a)

Service Acquisition Executive .—

The milestone decision authority for a major defense acquisition program reaching Milestone A after , shall be the service acquisition executive of the military department that is managing the program, unless the Secretary of Defense designates, under subsection (b), another official to serve as the milestone decision authority.
(b)

Designation of Alternate Milestone Decision Authority .—

The Secretary of Defense may designate an alternate milestone decision authority for a program with respect to which any of the following applies:
(1)
Subject to subsection (f), the Secretary determines that the program is addressing a joint requirement.
(2)
The Secretary determines that the program is best managed by a Defense Agency.
(3)
The program has incurred a unit cost increase greater than the significant cost threshold or critical cost threshold under sections 4371 through 4375 of this title.
(4)
The program is critical to a major interagency requirement or technology development effort, or has significant international partner involvement.
(5)
The Secretary determines that an alternate official serving as the milestone decision authority will best provide for the program to achieve desired cost, schedule, and performance outcomes.
(c)

Reversion to Service Acquisition Executive.—

(1)
After designating an alternate milestone decision authority under subsection (b) for a program, the Secretary of Defense may revert the position of milestone decision authority for the program back to the service acquisition executive upon request of the Secretary of the military department concerned. A decision on the request shall be made within 180 days after receipt of the request from the Secretary of the military department concerned.
(2)
If the Secretary of Defense denies the request for reversion of the milestone decision authority back to the service acquisition executive, the Secretary shall report to the congressional defense committees on the basis of the Secretary’s decision that an alternate official serving as milestone decision authority will best provide for the program to achieve desired cost, schedule, and performance outcomes. No such reversion is authorized after a program has incurred a unit cost increase greater than the significant cost threshold or critical cost threshold under sections 4371 through 4375 of this title, except in exceptional circumstances.
(d)

Certifications relating to program requirements and funding .—

section 4351 of this titleFor each major defense acquisition program, the Secretary of the military department concerned and the Chief of the armed force concerned shall, in each Selected Acquisition Report required under —
(1)
certify that program requirements are stable and funding is adequate to meet cost, schedule, and performance objectives for the program; and
(2)
identify and report to the congressional defense committees on any increased risk to the program since the last report.
(e)

Documentation and Oversight .—

The Secretary of Defense shall review the acquisition oversight process for major defense acquisition programs and shall—
(1)
limit outside requirements for documentation to an absolute minimum on those programs where the service acquisition executive of the military department that is managing the program is the milestone decision authority; and
(2)
ensure that any policies, procedures, and activities related to oversight efforts conducted outside of the military departments with regard to major defense acquisition programs shall be implemented in a manner that does not unnecessarily increase program costs or impede program schedules.

Pub. L. 116–283, div. A, title XVIII, § 1846(b)134 Stat. 4248Pub. L. 117–81, div. A, title XVII, § 1701(b)(15)(A)o135 Stat. 2134Pub. L. 118–159, div. A, title VIII, § 811(c)138 Stat. 1979(Added and amended , (f)(1)–(7), , , 4250, 4251; , ()(6)(B)(i), , , 2147; , , .)

Editorial Notes

Codification

section 2430 of this titlePub. L. 116–283, § 1846(f)(1)Pub. L. 114–92, div. A, title VIII, § 825(a)129 Stat. 907Pub. L. 114–328, div. A, title VIII, § 807(b)130 Stat. 2261The text of subsec. (d) of , which was transferred to this section, redesignated as subsecs. (a) to (f) and amended by , (5)(B), was based on , , ; , , .

Amendments

Pub. L. 118–1592024—Subsec. (f). struck out subsec. (f). Text read as follows: “The authority of the Secretary of Defense to designate an alternative milestone decision authority for a program with respect to which the Secretary determines that the program is addressing a joint requirement, as set forth in subsection (b)(1), shall apply only for a major defense acquisition program that reaches Milestone A after , and before .”

Pub. L. 116–283, § 1846(f)(1)section 2430 of this title2021—, transferred subsec. (d) of to this section, struck out subsec. designation, and redesignated pars. (1) to (5) as subsecs. (a) to (d), and (f), respectively.

Pub. L. 116–283, § 1846(f)(2)Subsec. (a). , inserted subsec. heading and substituted “under subsection (b)” for “under paragraph (2)”.

Pub. L. 116–283, § 1846(f)(3)(A)Subsec. (b). –(C), inserted subsec. heading, substituted “to which any of the following applies:” for “to which—” in introductory provisions, and redesignated subpars. (A) to (E) as pars. (1) to (5), respectively.

Pub. L. 116–283, § 1846(f)(3)(D)Subsec. (b)(1). , (G), substituted “Subject to subsection (f)” for “subject to paragraph (5)” and period for semimcolon at end.

Pub. L. 116–283, § 1846(f)(3)(F)Subsec. (b)(2). , (G), substituted “The Secretary” for “the Secretary” and period for semicolon at end.

Pub. L. 116–283, § 1846(f)(3)(E)Subsec. (b)(3). –(G), substituted “The program” for “the program”, “sections 4371 through 4375” for “section 2433” and period for semicolon at end.

Pub. L. 116–283, § 1846(f)(3)(F)Subsec. (b)(4). , (H), substituted “The program” for “the program” and period at end for “; or”.

Pub. L. 116–283, § 1846(f)(3)(F)Subsec. (b)(5). , substituted “The Secretary” for “the Secretary”.

Pub. L. 116–283, § 1846(f)(4)Subsec. (c). , inserted subsec. heading, redesignated subpars. (A) and (B) as pars. (1) and (2), respectively, realigned margins, and substituted “under subsection (b)” for “under paragraph (2)” in par. (1) and “sections 4371 through 4375” for “section 2433” in par. (2).

Pub. L. 116–283, § 1846(f)(5)Pub. L. 117–81, § 1701osection 4351 of this titlesection 2432 of this titleSubsec. (d). , as amended by ()(6)(B)(i), inserted subsec. heading, struck out subpar. (A) designation before “For each”, substituted “under —” for “under ,”, inserted par. (1) designation before “certify that”, substituted “the program; and” for “the program and”, inserted par. (2) designation before “identify and report”, and redesignated subpar. (B) as subsec. (e).

Pub. L. 116–283, § 1846(f)(6)Pub. L. 117–81, § 1701(b)(15)(A)Subsec. (e). , as amended by , inserted subsec. heading, substituted “programs and shall—” for “programs and shall”, inserted par. (1) designation before “limit outside requirements”, substituted “decision authority; and” for “decision authority and”, and inserted par. (2) designation before “ensure that”.

Pub. L. 116–283, § 1846(f)(5)(B), redesignated subpar. (B) of subsec. (d) as subsec. (e).

Pub. L. 116–283, § 1846(f)(7)Subsec. (f). , inserted subsec. heading and substituted “in subsection (b)(1)” for “in paragraph (2)(A)”.

Statutory Notes and Related Subsidiaries

Effective Date of 2021 Amendment

Pub. L. 117–81Pub. L. 116–283section 1701(a)(2) of Pub. L. 117–81section 3001 of this titleAmendment by applicable as if included in the enactment of title XVIII of as enacted, see , set out in a note preceding and Effective Date note below.

Effective Date

Pub. L. 116–283section 1801(d) of Pub. L. 116–283section 3001 of this titleSection and amendment by effective , with additional provisions for delayed implementation and applicability of existing law, see , set out as an Effective Date of 2021 note preceding .