Printed from https://fiscalreceipts.com/program/0603881C/ — data as of July 2, 2026. Every figure is citation-backed; see the page online for per-number provenance.
Ballistic Missile Defense Terminal Defense Segment
Budget Figures
- FY24
- $224.5M
- FY25
- $285.3M
- FY26
- $646.9M
FY2026 award data is a partial year — USASpending awards are reported on a rolling basis and the fiscal year does not close until September 30. why →
Program dossier
Every sentence below carries its citation — warehouse figures open the citation panel, news claims link the cached source.
Research dossiers exist for 50 of 326 programs — the top-50 programs by FY2026 request, ranked by dollar value. why →
What it is
- The Ballistic Missile Defense Terminal Defense Segment is a Missile Defense Agency (MDA) research and development program that provides forward-deployable capabilities to support regional missile defense operations.
- Its centerpiece is the Terminal High Altitude Area Defense (THAAD) system, which gives Combatant Commands a globally-transportable, rapidly-deployable capability to intercept and destroy short-range, medium-range, and limited intermediate-range missile threats inside or outside the atmosphere during the terminal (final) phase of a missile's flight.
- The program also covers Patriot Advanced Capability-3 (PAC-3), an operational land-based weapon built on the U.S. Army's PATRIOT (Phased Array Tracking Radar Intercept on Target) air and missile defense infrastructure; the Army handles PAC-3 production while MDA funds interoperability and integration with the broader Missile Defense System.
- The THAAD Development effort executes iterative development and integration of multiple independent system builds, including integrating the THAAD weapon system into the Army's Integrated Battle Command System (IBCS) architecture.
- A Cyber Operations project sustains MDA's Risk Management Framework (RMF) and Controls Validation Testing activities and supports THAAD authorizations to operate within the Missile Defense System.
- A Program-Wide Support (PWS) project covers non-headquarters management costs — such as government civilians, contract support, security, and facilities — allocated on a pro-rata basis across most MDA program elements, meaning its share fluctuates each year with the total agency budget.
- The program is funded through the Research, Development, Test and Evaluation, Defense-Wide account.
Why it matters
- Funding for the program is set to rise sharply, with the FY2026 total request of $646.898 million (about $646.9 million) more than double the FY2025 total of $285.279 million.
- That represents an increase of roughly $361.6 million, or about 127%, from FY2025 to FY2026 — a change large enough that it was flagged as a year-over-year budget swing.
- MDA's budget monitors flagged the program as increasing 127% from FY25 to FY26.
- The FY2026 total is built from a $508.898 million discretionary request plus a $138.0 million reconciliation request.
- The reconciliation portion of the FY2026 request is $138.0 million.
- Actual spending in FY2024 was $224.457 million, so the FY2026 request represents a substantial ramp-up over recent years.
- The budget submission reflects a January 27, 2025 Executive Order that set a goal of protecting U.S. citizens and critical infrastructure against missile attack, prompting MDA to accelerate next-generation defenses against ballistic, hypersonic, cruise, and other advanced missile threats.
- Planned next-generation THAAD builds would add advanced threat algorithms enabling engagement of seven new advanced threats, including hypersonic non-ballistic missiles.
Key players
- The Missile Defense Agency (MDA) is the program's managing organization.
- Lobbying filings from Lockheed Martin Corporation referenced missile defense matters; a 2024 filing described its lobbying on "F-35 funding, Army Missile Defense."
- A 2026 Lockheed Martin filing reported lobbying on the FY2026 Department of Defense Appropriations Act (S 2572/HR 4016) including issues related to space and missile defense.
- The Boeing Company reported lobbying activity that matched the term "Missile," including a 2024 filing referencing the FY24 Department of Defense Appropriations Act.
- A 2026 Boeing filing referenced the FY2026 Department of Defense Appropriations Act (H.R.4016 & S.2572).
- Northrop Grumman Corporation filed a 2026 lobbying report referencing defense appropriations and authorization measures that matched the term "Missile."
Budget Line Items(workbook-cited)
Exhibit R-1
| Account | Org | Type | Amount |
|---|---|---|---|
| Research, Development, Test and Evaluation, Defense-Wide | MDA | FY24 Actuals | $224.5M |
| Research, Development, Test and Evaluation, Defense-Wide | MDA | FY25 Enacted | $285.3M |
| Research, Development, Test and Evaluation, Defense-Wide | MDA | FY25 Total | $285.3M |
| Research, Development, Test and Evaluation, Defense-Wide | MDA | FY26 Disc. Request | $508.9M |
| Research, Development, Test and Evaluation, Defense-Wide | MDA | FY26 Reconciliation | $138.0M |
| Research, Development, Test and Evaluation, Defense-Wide | MDA | FY26 Total | $646.9M |
Budget Details(R-2/P-40 facts)
| Project | All Prior Years | FY24 Actuals | FY25 Total | FY26 Base | FY26 Request |
|---|---|---|---|---|---|
| MC07: Cyber Operations | $68.9M | $11.8M | $3.19M | $3.25M | $3.25M |
| MD40: Program-Wide Support | $148.8M | $7.83M | $14.1M | $24.0M | $24.0M |
| MD06: Patriot Advanced Capability-3 (PAC-3) | $412.2M | $876.0K | $922.0K | $0 | $0 |
| MD07: THAAD | $2.75B | $203.9M | $267.0M | $481.6M | $481.6M |
| Program Element | $3.38B | $224.5M | $285.3M | $508.9M | $508.9M |
Program Narratives
Mission— Program-Wide Support
PWS contains non-headquarters management costs in support of Missile Defense Agency (MDA) functions and activities across the entire Missile Defense System. These functions include Government Civilians and Contract Support Services. This effort provides integrity and oversight of the Missile Defense System as well as supports MDA in the development and evaluation of technologies that will respond to the changing threat. Additionally, PWS includes personnel to support global deployments performing deployment site preparation and activation, and provides facility capabilities for MDA Executing Agent locations worldwide. Other MDA wide costs include: physical and technical security; civilian drug testing; audit readiness; the Science, Technology, Engineering, and Mathematics (STEM) program; legal services and settlements; travel and agency training; office, equipment, vehicle, and warehouse leases; utilities and base operations across multiple geographic locations; commercial and ancillary facility services; management of all facility aspects regardless of lifecycle stage; supplies and maintenance; compliance with statutory environmental requirements; data and unified communications support; materiel and readiness and central property management of equipment; Facilities Sustainment, Restoration and Modernization (FSRM) program (formerly Real Property Maintenance) to keep the Department's inventory of facilities in good working order; and similar operating expenses. PWS is allocated on a pro-rata basis across most Agency PEs; therefore, fluctuates per PE by FY based on the total Agency budget in that FY.
Mission— Patriot Advanced Capability-3 (PAC-3)
PAC-3 is an operational, land-based weapon built upon the proven United States (U.S.) Army Phased Array Tracking Radar Intercept on Target (PATRIOT) air and missile defense infrastructure. The Army is responsible for production and further development of the PAC-3 System and Missile Segment Enhancements (MSE); the Missile Defense Agency (MDA) remains responsible for any Missile Defense System interoperability and integration efforts. The Army will utilize MDA funds to further the integration of PATRIOT with the Missile Defense System. Previously this project included the Army's portion of the Joint Emergent Operational Need including: 1) PATRIOT launch on remote to utilize Terminal High Altitude Area Defense's (THAAD's) capability to detect and track threat ballistic missiles at longer ranges and utilize MSE's full kinematic capability. 2) THAAD/MSE Integration Part 1 that integrates MSE launchers and missiles into the THAAD weapon system enabling a more tightly integrated upper/lower tier defensive capability.
Mission— Cyber Operations
Cyber Operations sustain the Missile Defense Agency (MDA) Risk Management Framework (RMF) and Controls Validation Testing (CVT) activities; analysis of validation results, risk assessments; reviews of proposed Program Manager/Information Assurance Manager Plans of Action and Milestones for MDA Terminal High Altitude Area Defense (THAAD) mission systems; and supports THAAD authorizations to operate in the Missile Defense System.
Mission— THAAD
The THAAD system provides a capability to intercept and destroy short-range, medium-range, and limited intermediate-range missile threats inside or outside the atmosphere during the terminal phase of flight. THAAD continues the development and integration of multiple, independent system builds to address the evolving threat, improve reliability, availability and readiness, defense planning, and improved capability to engage Short-Range Ballistic Missile, Medium-Range Ballistic Missile, and limited Intermediate-Range Ballistic Missile threats. THAAD Development executes the iterative development and integration of multiple, independent system builds to deliver enhanced system capabilities and expand the defense of allies and deployed forces from short to limited intermediate-range threats and the integration of the THAAD weapon system into the Army IBCS architecture. Program Operations provides strategic planning, program integration, cost estimating, contracting, financial management, internal reviews and audits, earned-value management, and program assessments for the THAAD Program Office. Project Redwood details are provided at a Higher Classification reported in accordance with Title 10, United States Code, Section 119 (a)(1) in the Special Access Program Annual Report to Congress. THAAD Program Support provides communications and interoperability efforts to support the Materiel Release process, maintaining safety and mission assurance and enabling the ability to operate on multiple networks.
Mission— Ballistic Missile Defense Terminal Defense Segment
The Ballistic Missile Defense Terminal Defense Segment provides vital forward-deployable capabilities to support regional defensive Missile Defense System operations. The THAAD system provides Combatant Commands a globally-transportable, rapidly-deployable capability to intercept and destroy short-range, medium-range, and limited intermediate-range missile threats inside or outside the atmosphere during terminal phase of flight. This Program Element investigates concepts and continues the development and integration of multiple, independent THAAD system builds to address the evolving threat, improve reliability, availability and readiness, defense planning, and improved capability to engage short-range ballistic missile, medium-range ballistic missile, and limited intermediate-range ballistic missile threats. Rapidly evolving rogue and peer missile threats have led to a change in national defense policy. 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. The Missile Defense Agency is responding with speed and intensity to deliver next-generation missile defenses to protect the U.S. against ballistic, hypersonic, cruise, and other advanced missile threats. This program submission reflects changes necessary to meet this evolving mission space.
Accomplishments & Planned Programs (7)
Program Operations
Program Operations provides strategic planning, program integration, contracting, acquisition, engineering, financial management, internal reviews and audits, and program assessments for the THAAD Program Office. Recurring efforts include: - Provide technical and business management support activities to provide Program and Agency Leadership with critical program status and decision quality data. - Ensure THAAD program compliance with internal and external direction, policies, and regulations to deliver critical capability within a consistent and disciplined process. - Conduct internal program reviews to measure program progress against Missile Defense Agency approved baselines. - Continue a Mission Assurance and Manufacturing Engineering Program to include Quality, Configuration Management, Manufacturing, Engineering, and Safety in all phases of the system life cycle, throughout the supply chain, and at all levels of assembly emphasizing high yield rates which minimize test and rework costs. - Provide Quality Safety and Mission Assurance operations to ensure compliance with Missile Defense Agency requirements for design, test, manufacturing, quality, safety and reliability to ensure high quality products are delivered to the Warfighter. Specific and/or unique accomplishments to each FY are as follows:
Program Wide Support
PWS contains non-headquarters management costs in support of MDA functions and activities across the entire Missile Defense System. These functions include Government Civilians and Contract Support Services. This effort provides integrity and oversight of the Missile Defense System as well as supports MDA in the development and evaluation of technologies that will respond to the changing threat. Additionally, PWS includes personnel to support global deployments performing deployment site preparation and activation, and provides facility capabilities for MDA Executing Agent locations worldwide. Other MDA wide costs include: physical and technical security; civilian drug testing; audit readiness; the STEM program; legal services and settlements; travel and agency training; office, equipment, vehicle, and warehouse leases; utilities and base operations across multiple geographic locations; commercial and ancillary facility services; management of all facility aspects regardless of lifecycle stage; supplies and maintenance; compliance with statutory environmental requirements; data and unified communications support; materiel and readiness and central property management of equipment; the FSRM program to keep the Department's inventory of facilities in good working order; and similar operating expenses. PWS is allocated on a pro-rata basis across most Agency PEs; therefore, fluctuates per PE by FY based on the total Agency budget in that FY. Specific and/or unique accomplishments to each FY are as follows:
General Support
MDA funds PATRIOT participation in Missile Defense System interoperability integration efforts.
Network / System Certification and Accreditation (C&A)
Funding in this project sustains MDA RMF and CVT activities, analysis of validation results, risk assessments, monitoring and tracking of cybersecurity mitigations, and all other activities necessary to comply with the Federal Information Security Management Act. Recurring efforts include: - Conduct cybersecurity/information assurance engineering and architecture planning for THAAD information technology systems. - Develop and test cybersecurity/information assurance control measures for THAAD systems. - Develop THAAD RMF for Department of Defense Information Technology Certification and accreditation packages. - Support CVT of THAAD mission, test, and training systems. - Develop Plan of Action and Milestones to resource and remediate information assurance deficiencies. - Conduct annual information assurance reviews on the THAAD enclaves to assess compliance in implementing and maintaining Information Assurance controls. - Performs Information Assurance Vulnerability Alert to mitigate potential system vulnerabilities. Specific and/or unique accomplishments to each FY are as follows:
THAAD Program Support
This activity provides support for efforts such as communications and interoperability upgrades to operate on joint, service, or allied communications networks. This activity provides support for safety and mission assurance requirements, and support of independent government offices as part of the Materiel Release process. Recurring efforts include: - Interoperability development and maintenance to ensure the weapon system is authorized to operate on joint, service, or allied communications networks. - Safety confirmation and verification testing, preparation and approvals of System Safety Risk Assessments, issuance of hazard classifications and safety releases, insensitive munitions approvals and waivers, and independent oversight and support in the areas of reliability, availability, and maintainability and quality assurance. Specific and/or unique accomplishments to each FY are as follows:
Project Redwood- Details at a Higher Classification
This project is reported in accordance with Title 10, United States Code, Section 119 (a)(1) in the Special Access Program Annual Report to Congress.
Terminal High Altitude Area Defense (THAAD) Development
The THAAD Development program executes the iterative development and integration of multiple, independent system builds to deliver enhanced system capabilities and expand the defense of allies and deployed forces from short-to-intermediate-range threats and the integration of the THAAD weapon system into the Army IBCS architecture. System Build 5.0: THAAD Updates to Maintain Mission Assurance (Development scheduled to complete in 3Q FY 2025) - Interface Change Proposal: Implements necessary Link-16 software interface changes to align with Missile Defense System interoperability. - Maintenance Updates: Provides required maintenance updates. - Missile Segment Enhancement (MSE) Safety Integration: Integrates additional MSE safety improvements. - External Integration: Provides Project Manager for Short and Intermediate Effectors for Layered Defense (PM SHIELD) integration and support. - Configuration 3 System Integration and Cyber Modernization: Updates THAAD weapon system to ensure continuity of Authority to Operate approvals. - THAAD Radio Frequency (RF) Remote THAAD Launcher: Increases the defended area footprint of a single THAAD Battery via enhanced communications. - AN/TPY-2 Radar: Integrates the latest AN/TPY-2 radar software (Common X-Band (CX) 6.0) into the THAAD weapon system to address evolving threats. - Assured Position Navigation and Timing (APNT): Implements protective measures in support of a Department of Defense (DoD) mandate. - Remote Workstation: External THAAD Fire Control and Communication (TFCC) hardware and software connectivity allowing for the capability to remote from the TFCC tactical shelter to a remote location. - Dual Monitor: Integrates Dual Monitor capabilities for the TFCC, external Tactical Operation Centers and other external Remote Workstations. - Architecture Improvement: Improvements in Software and Hardware Architecture to increase modularity and interoperability and reduce obsolete software and architecture structures. - Common Planner: Provides a common force operations planning capability across all current THAAD force operations planning platforms. - Cyber Security Updates: Provides THAAD Weapon System software development efforts consistent with DoD cybersecurity requirements. The THAAD Program is implementing significant changes to improve how THAAD identifies, acquires, develops and delivers enhancements and new capabilities. The THAAD Program's primary objective, as it moves towards FY 2026, is to accelerate the availability of operational-ready capability to the warfighter at the speed of relevance in order to protect and maintain strategic advantage in real-world operations. Modernized Development Strategy: To achieve this objective, the THAAD development program has adopted industry-proven iterative development methodologies to enable iterative delivery of discrete capability in small, frequent increments, prioritizing continuous integration and deployment in lieu of traditional, waterfall-like, large-scale system builds. This small-batch approach optimizes rigor and flexibility and allows for strategic on-ramps into THAAD's development pipeline for greater program agility in response to warfighter needs and evolving requirements. In addition to continuing the improvement of the current THAAD weapon system, the Next Generation Missile Defense implements new applications for THAAD pursued via non-traditional acquisition and contracting strategies (e.g., Other Transaction Authority) to leverage new perspectives, expanded capacities and disruptive technologies available within the defense industrial base. THAAD Next Generation System Builds - Updated THAAD with Next Generation Missile Defense Capabilities: - Implements Advanced Threat Algorithms to enable the THAAD Weapon System to execute engagements against seven new advanced threats (including Hypersonic Non-Ballistic missiles). - Enhance communications with the Interceptor to improve utilization of inherent kinematic performance and employment Concept of Operations. - Tracking and Reporting of Hypersonic threats to aid system of systems coordinated engagement. - Initial system engineering for THAAD engagement based on External Sensor Discrimination. - Initial system engineering for Interceptor hardware improvement to enhance kinematic performance. - Implements necessary Link-16 software interface changes, including for hypersonic and maneuvering threats, to align with Missile Defense System interoperability standards and to continue to improve THAAD's ability to integrate with external systems. - Delivers software updates and hardware engineering changes to enable THAAD's implementation of the Multi-functional Information Distribution System Joint Tactical Radio System to support commonality with Army program of record. - AN/TPY-2 Radar: Integrates the latest AN/TPY-2 radar software (CX 7.0 and future builds) into the THAAD weapon system, which ensures system functionality and interoperability providing the capability to track and discriminate evolving threats. - Cyber Security Updates: Executes analysis of vulnerabilities and implements improvements to enhance the THAAD Weapon System's cyber security readiness and effectivity against cyber threats and attacks. IBCS THAAD Integration (ITI): - Executes the design, testing and deployment of ITI in accordance with the THAAD iterative development program resulting in incremental releases of capability and architecture changes to demonstrate readiness and maturity in accordance with program defined milestone performance objectives. -- Provides upper tier Missile Defense System capabilities to the IAMD Task Force. -- Integrates THAAD launchers and AN/TPY-2 radars into the Integrated Fire Control Network. -- Integrates THAAD planner improvements to improve deliberative and real-time planning across the IAMD architecture. -- Implements THAAD modular system architecture to enable integration with the Army's Integrated Fire Control Network and support long-term sustainment and maintenance of THAAD in the integrated operational environment. Recurring efforts include: - Supports element Models and Simulations (M&S) related activities, to include Verification, Validation and Accreditation (VV&A) on the path of accredited models and simulations for Missile Defense System assessment. - Supports M&S related activities in element and Missile Defense System test events in the approved Integrated Master Test Plan such as requirements, design, development, and VV&A. - Designs, develops, tests, and fields the releases of THAAD system software to ensure continued performance and operation of fielded batteries. - Supports laboratory assets and equipment to enable future development, and to isolate, identify, and remedy root causes of equipment and software deficiencies identified by the warfighter. - Performs requirements development, engineering analysis, and performance verification for THAAD development and Missile Defense System integration to ensure THAAD compliance with the Missile Defense System Specification, Missile Defense System Description Document, and Master Integration Plan. - Performs Independent Verification and Validation of software and software assurance risk report. - Performs THAAD Weapon System software development efforts consistent with DoD cybersecurity requirements. Specific and/or unique accomplishments to each FY are as follows:
No follow-the-dollar view — this program's awards haven't been crosswalked at high confidence (flows cover 17 of 326 programs). why →
Lobbying Mentions
Showing 25 of 122 from the Senate LDA disclosure database.
F-35 funding, Army Missile Defense
F-35 funding, Army Missile Defense
F-35 funding, Army Missile Defense
S 2226/HR 2670 - National Defense Authorization Act for Fiscal Year 2024 including issues related to aircraft, helicopte
F-35 funding, Army Missile Defense
S (not yet introduced)/HR 8774 - Department of Defense Appropriations Act, 2025 including issues related to aircraft, he
F-35 funding, Army Missile Defense
S 4921/HR 8774 - Department of Defense Appropriations Act, 2025 including issues related to military aviation programs,
S 4638/HR 8070 - National Defense Authorization Act for Fiscal Year 2025, Title 8, including issues related to acquisiti
HR 1968 - Full-Year Continuing Appropriations and Extensions Act, 2025, P.L. 119-4 and S Con Res 7, including issues rel
HR 1 - One Big Beautiful Bill Act, Title II, including issues related to aircraft, space programs, intelligence programs
HR 1 - One Big Beautiful Bill Act, Title II, including issues related to aircraft, space programs, intelligence programs
S 2296/HR 3838 - Streamlining Procurement for Effective Execution and Delivery and National Defense Authorization Act fo
S 2572/HR 4016 - Department of Defense Appropriations Act, 2026 including issues related to tactical fixed wing aviation
S 2572/HR 4016 - Department of Defense Appropriations Act, 2026 including issues related to space, missile defense, clas
FY24 Department of Defense Appropriations Act. FY24 Commerce, Justice, Science and Related Agencies Appropriations Act.
FY24 Supplemental appropriations. FY25 Department of Defense Appropriations Act. FY25 State, Foreign Operations, and Rel
H.R.8774 & S.4921 - Department of Defense Appropriations Act, 2025. H.R.8771 & S. 4797 - Department of State, Foreign Op
H.R.8774 & S.4921 - Department of Defense Appropriations Act, 2025. H.R.8771 & S. 4797 - Department of State, Foreign Op
H.R.1968 - Full-Year Continuing Appropriations and Extension Act, 2025. H.Con.Res.14 & S.Con.Res.7 - Concurrent Resoluti
H.R.1 - One Big Beautiful Bill Act. H.Con.Res.14 & S.Con.Res.7 - Concurrent Resolution on the Budget for Fiscal Year 202
H.R.1 - One Big Beautiful Bill Act and implementation (P.L.119-21). H.R.3838 - Streamlining Procurement for Effective Ex
H.R.3838 - Streamlining Procurement for Effective Execution and Delivery and National Defense Authorization Act for Fisc
H.R.4016 & S.2572 Department of Defense Appropriations Act, 2026. H.R.5342 & 2354 - Commerce, Justice, Science and Relat
National Defense Authorization Act for Fiscal Year 2027; FY2027 Defense Appropriations Act; FY2026 Defense Appropriation