# Capability Development/Modernization

**R-2A activity** of project B1K — THAAD Development and Modernization  
**Program element:** 0605058A — Terminal High Altitude Area Defense (THAAD) RDTE  
**Component:** U.S. Army · **Budget Activity:** 5  
**Vintage:** President's Budget PB2027  
**Canonical URL:** https://hitchintel.com/programs/0605058A/B1K/a0  
**Parent:** https://hitchintel.com/programs/0605058A/B1K

> **NEW START.** $848.6M requested in FY2027 with no prior-year and no current-year funding.

## Summary

This activity requests $848.6M in FY2027, 92% of project B1K — a new start with no prior-year and no current-year money. The R-2A exhibit describes it across FY2027, including what the FY2027 money is planned to buy.

## What the FY2027 request buys

**FY2027 planned work.** - Accelerates iterative development and incremental release of weapon system enhancements planned for THAAD 27.1 and Future System Builds. - Accelerates delivery of critical capabilities to increase the THAAD Weapon System's threat space resulting in greater effectivity against advanced ballistic/non-ballistic threats. - Accelerates iterative development of IBCS THAAD Integration to execute and deliver in accordance with program defined milestones and objectives. - Provides upgrades and modernization efforts to THAAD development labs in order to support current and future THAAD weapon system development.

**FY2026 to FY2027 change.** The increase from FY 2026 to FY 2027 is the result of the transfer of efforts from the Missile Defense Agency to the Army.

## Funding

| Fiscal Year | Estimate Type | Amount ($M) |
|---|---|---|
| FY2027 | Request | 848.6 |

> Prior, current and budget year only — an R-2A activity carries no five-year plan. It sums exactly into its project in the request year and not necessarily in any other.

## Other activities in project B1K

- [THAAD Test](https://hitchintel.com/programs/0605058A/B1K/a2) — FY2027 31.2
- [Program Operations](https://hitchintel.com/programs/0605058A/B1K/a1) — FY2027 24.7
- Details are provided under separate cover — FY2027 17.3

## Source & machine access

- **Source:** FY2027 Department of the Army RDT&E Budget Justification, Exhibit R-2A, PE 0605058A project B1K (PB PB2027). Narrative is the government's own text.
- **No marks, no contractors at this grain** — congressional marks land on the program element and R-3 performers on the project.
- **MCP:** `mcp.hitchintel.com` — `budget_get_activity`.

*HitchAI is an independent intelligence service, not affiliated with the U.S. Department of Defense. Budget figures are requests/estimates, not obligations.*