# Plum Island Closure and Support

**Agency:** Homeland Security  
**Account:** Procurement, Construction, and Improvements  
**Source document:** Science and Technology Directorate · p. 4  
**Vintage:** President's Budget PB2027  
**Canonical URL:** https://hitchintel.com/budget/homeland-security/plum-island-closure-and-support  

> **Trust:** parsed from the agency Congressional Justification. Approximate, **not summable**, verify at the cited page.

## Funding ($M)

| Fiscal year | Basis | Amount |
| --- | --- | --- |
| FY2025 | enacted | 30.0 |
| FY2026 | CR annualized | 30.0 |
| FY2027 | request | 30.0 |

The prior-year column is a CR annualized figure, not an enacted appropriation.


## Homeland Security discretionary budget authority (OMB PBDB — authoritative)

FY2027 $91.40B, FY2026 $88.60B. This is the agency total, not a sum of the parsed lines.


## What this funds

Plum Island Closure and Support- Investment N/A - Plum Island Closure and Support Non-IT No $30,000 The PICS Program involves the transition, closure, and conveyance of `Plum Island Assets' after the PIADC mission is fully transferred to NBAF located in Manhattan, Kansas. The Program ultimately ensures the transfer of the 840-acre Plum Island Asset to a yet-to-be determined owner. The General Services Administration will initiate the process of identifying a new owner via the `Property Act' when the mission transfers and DHS finish date is March 2031 with a potential late finish of March 2034. The PICS Program will utilize FY 2027 funding to start terminal decontamination and validation activities at PIADC Building 101 and 102 in FY 2026, and to begin physical contamination of Building 111. The work includes executing Building 101 decontamination and validation plans for sequential work areas. Decontamination activities include cleaning, This multi-year effort includes planning, decontamination, regulatory compliance, and asset disposition to ensure safe and efficient closure. The funding will enable S&T to continue transition and closure activities while O&S-funded PIADC operations continue through mission transition to NBAF in October 2026. After mission transition, PIADC funding will be reduced to solely support operations for closure activities. Construction and Facility Improvements - PPA Plum Island Closure and Support Complete Building 101 new autoclaves install and validation (including regulatory FY 2026 Q1 (A) Start Final Closure Activities for the Remaining WMAs Start Building 102 HVAC mods, Electrical mods, and mobile shower unit install FY 2026 Q3 Complete Building 102 HVAC mods, Electrical mods, and mobile shower unit install FY 2027 Q1 Implement Elements of Utilities Re-routing Physical Work FY 2027 Q2 Complete Final Closure Activities for the Remaining WMAs FY 2027 Q2 Science and Technology Research and Development


**Where it sits:** Civilian / Non-Defense › Homeland Security › Science and Technology Directorate › Procurement, Construction, and Improvements › Construction and Facility Improvements


*HitchAI is an independent intelligence service, not affiliated with the U.S. government. Civilian line dollars are parsed from agency Congressional Justifications and are approximate.*