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RDT&E Program Element · President's Budget PB2027

Special Programs - MDA

PE 0603891C·Defense-Wide·Approp. 0400 — RDT&E·BA4 — Advanced Component Development & Prototypes
FY2027 Request
$1.74B
⚑ Contested — Senate cuts 5.7%
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Defense-Wide funding ramps 293% to a $1.74B request in FY2027 — the program's peak, sustained across the five-year plan. In the FY2027 defense authorization, the House funded it in full; the Senate cut 5.7% (to $1.64B); House appropriators funded it in full.

FY2027 Request
$1,742.8M
▲ 293% vs FY2026
Senate mark
$1,642.8M
▼ $100.0M vs request
FY2026 Enacted
$443.1M
In law

For fiscal year 2027, Defense-Wide agencies are requesting $1.74B for Special Programs - MDA under RDT&E program element 0603891C, up 293% over FY2026. In the FY2027 defense authorization, Senate moved to cut it to $1.64B.

Funding trajectory

Funding profile, FY2025–FY2031

Prior years are actuals, the budget year is the request, and the outyears are the FYDP plan. Estimate types are colored and never summed into one figure.

5001,0001,5000477.4FY25ACTUAL443.1FY26ENACTED1,742.8FY27REQUEST1,733.0FY281,642.6FY291,691.3FY301,685.2FY31SENATE
Actual Enacted Request Outyear (FYDP) Senate mark
Fiscal YearEstimate TypeAmount ($M)
FY2025Actual477.4
FY2026Enacted443.1
FY2027Request1,742.8
FY2028Outyear1,733.0
FY2029Outyear1,642.6
FY2030Outyear1,691.3
FY2031Outyear1,685.2
Where it sits

Acquisition lifecycle

This program is funded in RDT&E Budget Activity 4 — Advanced Component Development & Prototypes.

Complete
Research
BA 1–2
Complete
Advanced Technology
BA 3
Current
Prototyping
BA 4
Later
Development & Fielding
BA 5–7
Inside the program element

1 project rolls up into PE 0603891C

Projects are the summable leaves — the PE total is their sum, never added to it. Program elements and projects carry the full five-year plan; activities stop at the budget year. This PE moves 293% overall, which can hide much larger swings below.

Project MD27

Special Programs

$1,742.8MFY2027 request ▲ 293%
FY2025 actual$477.4M
FY2026 enacted$443.1M
FY2027 request$1,742.8M

This program is reported in accordance with Title 10, United States Code, Section 119(a)(1) in the Special Access Program Annual Report to Congress. The funds requested in this PE provide both legacy and Global Missile Defense Capability development for the United States, its deployed forces, allies, and partners. The capabilities funded by this budget request are complementary to the architecture funded by the Golden Dome Program's separate budget request and together fulfill the President's Executive Order 14186. The President's January 27, 2025, Executive Order established a goal of protecting the U.S. citizens, safeguarding critical infrastructure, and securing second-strike capability against missile attack from any adversary. This program and budget in addition to the budget requested by the Golden Dome Program Office reflects the changes necessary to protect the U.S. against ballistic, hypersonic, cruise, and other advanced missile threats.

Congressional action

The request is contested

Committee marks on the FY2027 request. Adds and cuts are reconciled in conference before they become law.

RequestPresident's Budget
$1,742.8M
House NDAA (HASC)HASC
$1,742.8M full · +$0
Senate NDAA (SASC)SASC
$1,642.8M −$100.0M · −5.7%
House Approps (HAC-D)HAC_D
$1,742.8M full · +$0
▲ $100.0M chamber gap — unresolved as of 2026-07-27. These are FY2027 authorization marks (NDAA); appropriations and the conference agreement may differ.
Program detail

Mission & acquisition strategy

This program is reported in accordance with Title 10, United States Code, Section 119 in the annual Special Access Program Budget Justification submission to Congress. The funds requested in this PE provide both legacy and Global Missile Defense Capability development for the United States, its deployed forces, allies, and partners. The capabilities funded by this budget request are complementary to the architecture funded by the Golden Dome Program's separate budget request and together fulfill the President's Executive Order 14186. The President's January 27, 2025, Executive Order established a goal of protecting the U.S.

Project MD27 — Special Programs
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Answers are generated from the figures on this page — the FY2027 justification exhibits and the marks tracked above — and nothing else is consulted. Confirm any figure against the cited exhibit before you use it externally.

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Questions this page can answer
How does the FY2027 request compare with FY2026, and what does the five-year plan show?What did Senate do to this request, and what is still unresolved?In plain terms, what is this program element for and how is it being acquired?
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This page carries the budget justification and the NDAA marks — nothing else. For what a contractor has actually been obligated, the ledger is at hitchintel.com/vendors; for live solicitations, hitchintel.com/opportunities. Both are member surfaces.

Provenance

Cite this page

Sources
FY2027 Office of the Secretary of Defense RDT&E Budget Justification · Exhibits R-2 / R-3 · PE 0603891C (President's Budget PB2027) — and FY2027 NDAA committee marks, as tracked 2026-07-27.
Suggested citation
HitchAI, "Special Programs - MDA (PE 0603891C)," federal budget intelligence, PB2027 vintage. hitchintel.com/programs/0603891C
Machine access
Markdown twin /programs/0603891C.md · MCP mcp.hitchintel.com → budget_get_program_element, budget_get_cong_marks