Guide
What is the Foreign Military Sales Trust Fund?
The is the U.S. Treasury account that receives purchasers' payments and from which disbursements are made against implemented cases. A payment that cannot be identified to a case goes to the purchaser's .
What is an FMS Trust Fund?
The is a U.S. Treasury account [FMR Volume 15, Chapter 1, Section 010201] credited with receipts, earmarked by law, and held in a fiduciary capacity by the , to carry out specific purposes and programs. The complete fund cite, 97-11 X 8242, is required for consolidated financial statements and reports to the Department of the Treasury and the Office of Management and Budget. The represents the aggregation of cash received from , and international partners. is responsible for management of the . SCA is responsible for accounting.
SCA maintains international partner holding accounts in the . The holding accounts are sub-accounts of funds that are not identified to a specific case. These funds could be a result of excess funds left when an case is closed, a quarterly payment by an international partner that does not identify to which case the payment should be applied, or as part of case cross leveling transactions. Normally, funds on deposit in an international partner’s are not removed without the consent of the international partner, but the international partner may request SCA to “draw upon” its holding accounts for transfers to specific cases as needed. The balances are not included in the totals of the DD Form 645, Billing Statement. Separate statement(s) (as attachment(s) to the quarterly DD Form 645), Billing Statements are provided to the country showing deposits and withdrawals to each for that country.
is unique to accounting and was established in order to ensure compliance with the requirement that DOD funds not be used to provide interim financing of requirements. EA is an country-level authority, which allows expenditures to be incurred against obligations previously recorded against a country’s account. As a result, before expenditures can be made, the dollars must first be on deposit in the .
References
SAMM
- SAMM GLOSSARY/foreign-military-sales-fms-trust-fund — Foreign Military Sales (FMS) Trust Fund
- SAMM C9.3.10 — Foreign Military Sales Trust Fund.
- SAMM C9.11.1 — Trust Fund Accounts.
- SAMM C9.11.2 — Federal Reserve Bank New York Accounts.
- SAMM C9.11.4 — Payment Identification.
- SAMM C9.11.6 — Movement of Purchaser Funds.
Related
Foreign Military Sales (FMS)
A process, authorized by the Arms Export Control Act, through which eligible foreign governments and international organizations may purchase defense articles, services, and training from the United States Government.
SAMM Glossary, as of 12 September 2026
Trust Fund
A type of account, designated by law as a “trust fund,” regardless of any other meaning of the term “trust fund.” A trust fund account is usually either a receipt, an expenditure, or a revolving fund account (trust revolving fund account).
SAMM Glossary, as of 12 September 2026
Holding Account
An account established for each Foreign Military Sales country/international organization for the purpose of recording and safeguarding unidentified and certain earmarked funds for future use
SAMM Glossary, as of 12 September 2026
Arms Export Control Act (AECA)
The basic U.S. law providing the authority and general rules for the conduct of Foreign Military Sales and commercial sales of defense articles, defense services, and training. The Arms Export Control Act (AECA) came into existence with the passage of the Foreign Military Sales Act (FMSA) of 1968. An amendment in the International Security Assistance and AECA of 1976 changed the name of FMSA to the AECA.
SAMM Glossary, as of 12 September 2026
Foreign Military Sales (FMS) Trust Fund
A single account that is authorized to be credited with receipts that may be obligated and expended in accordance with the Arms Export Control Act (AECA). Foreign Military Sales (FMS) Trust Fund receipts must be apportioned prior to obligation and expenditure; however, an official, designated under 31 U.S.C. 1513 (as per 31 U.S.C. 1516), may exempt trust funds from apportionment. The FMS Trust Fund is managed as a single cash entity, regardless of the source of the deposits. All FMS Trust Fund deposits are accounted for at purchaser and FMS case level by source of financing. Examples of funds include Foreign Military Financing (FMF) (FMS Credit and FMS Credit (nonrepayable)) and the Military Assistance Program (MAP) Merger. Examples of other types of funds are a purchaser's national funds, which include third-party funds, and other DoD appropriated funds.
SAMM Glossary, as of 12 September 2026
FMS — Foreign Military Sale
SAMM Acronyms, as of 12 September 2026
Military Assistance Program (MAP)
That portion of the United States Security Assistance program authorized by the Foreign Assistance Act of 1961, as amended, which once provided defense articles and services to recipients on a nonreimbursable (grant) basis. Funding for MAP was consolidated under the Foreign Military Financing program beginning in Fiscal Year 1990.
SAMM Glossary, as of 12 September 2026
National Funds
Source of funding that is provided directly from the purchaser.
SAMM Glossary, as of 12 September 2026
DSCA — Defense Security Cooperation Agency
SAMM Acronyms, as of 12 September 2026
Glossary entry →Defense Security Cooperation Agency (DSCA) →
Security Cooperation
Activities undertaken by the DoD to encourage and enable international partners to work with the United States to achieve strategic objectives. It includes all DoD interactions with foreign defense and security establishments, including all DoD-administered security assistance programs, that: build defense and security relationships that promote specific U.S. security interests, including all international armaments cooperation activities and security assistance activities; develop allied and friendly military capabilities for self-defense and multinational operations; and provide U.S. forces with peacetime and contingency access to host nations.
SAMM Glossary, as of 12 September 2026
DFAS-IN — Defense Finance and Accounting Service - Indianapolis
SAMM Acronyms, as of 12 September 2026
Letter of Offer and Acceptance (LOA)
The legal instrument used by the USG to transfer itemized defense articles, defense services, and design and construction services to foreign partners.
When used under the authorities provided in the Arms Export Control Act for Foreign Military Sales, the LOA is a binding agreement signed by the USG and the foreign partner to transfer such articles and services.
When used under Building Partnership Capacity (BPC) authorities, the BPC LOA is not signed by the Benefitting Partner.
SAMM Glossary, as of 12 September 2026
LOA — Letter of Offer and Acceptance
SAMM Acronyms, as of 12 September 2026
Implementing Agency (IA)
The military department or defense agency responsible for the execution of military assistance programs. With respect to FMS, the military department or defense agency assigned responsibility by the Defense Security Cooperation Agency to prepare an LOA and to implement an FMS case. The implementing agency is responsible for the overall management of the actions that will result in delivery of the materials or services set forth in the LOA that was accepted by a foreign country or international organization.
SAMM Glossary, as of 12 September 2026
AECA — Arms Export Control Act
SAMM Acronyms, as of 12 September 2026