Programs › 12.401
Assistance listing · 12.401
National Guard Military Operations and Maintenance (O&M) Projects
Federal financial assistance obligated under listing 12.401, the organisations that receive it and where it goes.
USAspending caveat. Figures are obligations reported by federal agencies to USAspending.gov, not payments. In USAspending's words: "An outlay occurs when federal money is actually paid out, not just promised to be paid ('obligated')." "Every agency has a Senior Accountable Official who must officially certify that the quarterly financial data submitted by their agency is accurate and complete." "If there are any discrepancies in procurement data, FPDS is the authoritative source." Contract data for the Department of Defense and the U.S. Army Corps of Engineers is published with a 90-day delay. Data loaded 30 Sep 2026.
Federal agencies obligated $2.4B in awards under assistance listing 12.401, National Guard Military Operations and Maintenance (O&M) Projects, in FY2026, and $9.6B over the five fiscal years since FY2023; the program ranks 56 of 1043 on this site.
Obligations were about level on FY2025 ($2.4B), with $0 so far in FY2027.
The largest recipient organisations over FY2022–FY2025 were California Military Department ($442M), Mississippi Military Department ($423M) and Adjutant General Indiana Office of ($344M).
By place of performance, the most money went to MS, PA and MI.
Obligations by fiscal year
Compared with the largest program FY2026
| Measure | This program | Grants to States for Medicaid | All assistance |
|---|---|---|---|
| Obligations, FY2026 | $2.4B | $723B | $4.4T |
| Five-year total | $9.6B | $2.6T | $17T |
| Share of all assistance obligations, five years | 0.1% | 15.2% | 100% |
Largest recipients obligations, FY2022–FY2025
Awarding agencies $1.0M+ awards
Where the money goes
Largest awards since FY2023
| Recipient | Awarding agency | Type | Award value | Begun | Place | Record |
|---|---|---|---|---|---|---|
| Virginia Department of Military Affairs | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $128M | 11 Oct 2022 | VA | USAspending |
| California Military Department | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $83M | 1 Oct 2024 | CA | USAspending |
| Military & Vet Affairs DEPT | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $72M | 1 Oct 2022 | MI | USAspending |
| California Military Department | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $71M | 1 Oct 2023 | CA | USAspending |
| Mississippi Military Department | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $67M | 1 Oct 2023 | MS | USAspending |
| Mississippi Military Department | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $66M | 1 Oct 2024 | MS | USAspending |
| California Military Department | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $66M | 1 Oct 2022 | CA | USAspending |
| Adjutant General Indiana Office of | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $65M | 1 Oct 2022 | IN | USAspending |
| Department of Military Affairs Minnesota | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $65M | 1 Oct 2025 | MN | USAspending |
| Mississippi Military Department | Department of DefenseDepartment of the Army | GrantCooperative Agreement (B) | $62M | 24 Oct 2022 | MS | USAspending |
Other programs numbered 12.xxx
- 12.420 Military Medical Research and Development $4.9B
- 12.800 Air Force Defense Research Sciences Program $3.7B
- 12.300 Basic and Applied Scientific Research $3.1B
- 12.431 Basic Scientific Research $2.2B
- 12.910 Research and Technology Development $2.0B
- 12.630 Basic, Applied, and Advanced Research in Science and Engineering $1.5B
- 12.777 Defense Production Act Title III (DPA Title III) $1.5B
- 12.400 Military Construction, National Guard $1.4B
- 12.750 Uniformed Services University Medical Research Projects $1.4B
- 12.600 Community Investment $1.0B
- 12.404 National Guard ChalleNGe Program $724M
- 12.599 Congressionally Directed Assistance $459M
- 12.005 Conservation and Rehabilitation of Natural Resources on Military Installations $450M
- 12.113 State Memorandum of Agreement Program for the Reimbursement of Technical Services $261M
- 12.556 Competitive Grants: Promoting K-12 Student Achievement at Military-Connected Schools $250M
- 12.002 Procurement Technical Assistance For Business Firms $202M
- 12.350 Department of Defense HIV/AIDS Prevention Program $172M
- 12.027 Defense Community Infrastructure Program $170M
- 12.351 Scientific Research - Combating Weapons of Mass Destruction $149M
- 12.610 Community Economic Adjustment Assistance for Compatible Use and Joint Land Use Studies $130M
- 12.330 Science, Technology, Engineering & Mathematics (STEM) Education, Outreach and Workforce Program $118M
- 12.017 Readiness and Environmental Protection Integration (REPI) Program $118M
- 12.006 National Defense Education Program $110M
- 12.020 STARBASE Program $87M
Questions and answers
How much is obligated under assistance listing 12.401?
$2.4B in FY2026 and $9.6B over the five fiscal years since FY2023, counting every award type recorded under the listing (grants, direct payments, loan subsidy cost, insurance and other assistance). Obligations are commitments, not payments.
Who receives the most under National Guard Military Operations and Maintenance (O&M) Projects?
California Military Department ($442M), Mississippi Military Department ($423M), Adjutant General Indiana Office of ($344M), Pennsylvania Department of Military & Veterans Affairs ($331M), Military & Vet Affairs DEPT ($322M). Individuals are never listed; where a program pays individuals, USAspending records aggregated rows that appear here as "not shown".
What is an assistance listing (CFDA) number?
A five-digit number that identifies a federal financial assistance program on SAM.gov (formerly the Catalog of Federal Domestic Assistance). Every grant, loan, direct payment or other assistance award on USAspending carries one; contracts do not.
Provenance
Source: USAspending.gov API v2, spending by category (assistance listing) by fiscal year, recipient cross-tabulation for FY2022–FY2025 and award search, loaded 30 Sep 2026. State figures come from each state's top-100 listing table, so small amounts in a state may be missing. See methodology.