Guide
What is a Defined Order case in Foreign Military Sales?
A is a case on which the articles, services or training the purchaser asked for are specified and quantified, line by line, on the . It is the case used for and other items that need item-by-item control, and its pricing rests on an analysis of each separately deliverable line.
Defined Order cases
A Defined Order case is one in which the defense articles, services, or trainings desired by the international partner are specified/quantified by the customer in the , and subsequently identified in the case documents. A is most commonly used for the sale of , generally , which require more rigorous export and trade security controls throughout the process. items and , must be separately reflected on the case documents and not embedded in other lines. Cases for generally include related initial support items and services, in accordance with the philosophy.
The is responsible for preparing and submitting requisitions (orders) on Defined Order cases.
A normally requires an data analysis for the separately deliverable line items in order to give the international partner the best available estimate of item costs and delivery schedules within an allowable processing time frame. This data study includes information on payment schedules, financial analysis for program milestones, delivery schedules, and projected payments to contractors. When appropriate and available, the may also use historical data when developing pricing.
The types of defense articles and services normally sold via Defined Order cases include, but are not limited to, the following:
- and —includes and weapon systems (e.g., tanks, ships, airplanes, missiles, etc.), and related support requirements to activate and operate an item or system during an initial period of time
- Explosives, including munitions
- Classified/sensitive articles
- Specific services (transportation, aircraft ferrying, etc.)
- Packages ()
References
SAMM
- SAMM C5.6.4.1.2 — Items Provided on Defined Order Cases or Lines.
- SAMM C5.6.4.1.1 — Scope on Defined Order Cases or Lines.
Related
Defined Order Case
A Letter of Offer and Acceptance (LOA) that provides specific defense articles and/or defense services with definitive items, quantities, and/or Months of anticipated materiel delivery or performance of services on the LOA lines.
SAMM Glossary, as of 12 September 2026
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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
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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
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Major End Items
Any end item that is Significant Military Equipment or Major Defense Equipment or where control over the programming of these items is required. See also "end item."
SAMM Glossary, as of 12 September 2026
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FMS — Foreign Military Sale
SAMM Acronyms, as of 12 September 2026
Letter of Request (LOR)
The term used to identify a request from an eligible FMS participant country for the purchase of U.S. defense articles and services. The request may be in message or letter format.
SAMM Glossary, as of 12 September 2026
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LOA — Letter of Offer and Acceptance
SAMM Acronyms, as of 12 September 2026
Significant Military Equipment (SME)
Defense articles for which special export controls are warranted because of the capacity of such articles for substantial military utility or capability. These items are identified on the U.S. Munitions List in the International Traffic in Arms Regulations by an asterisk preceding the item category listing.
SAMM Glossary, as of 12 September 2026
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Major Defense Equipment (MDE)
Any item of Significant Military Equipment on the U.S. Munitions List having a nonrecurring research and development cost of more than $50 million or a total production cost of more than $200 million. Also defined in section 47 (6), Arms Export Control Act.
SAMM Glossary, as of 12 September 2026
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Total Package Approach (TPA)
A means of ensuring that Foreign Military Sales customers are aware of and are given the opportunity to plan for and obtain needed support items, training, and services from the USG contractors, or from within the foreign country's resources which are required to introduce and operationally sustain major items of equipment or systems.
SAMM Glossary, as of 12 September 2026
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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
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MDE — Major Defense Equipment
SAMM Acronyms, as of 12 September 2026
Technical Data
Recorded information of a scientific or technical nature, regardless of form or characteristic. Examples of technical data packages include research and engineering drawings and associated lists, specifications, standards, process sheets, manuals, technical reports, catalog item identifications, and related information and computer software documentation.
SAMM Glossary, as of 12 September 2026
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TDP — Technical Data Package
SAMM Acronyms, as of 12 September 2026
Defense Transportation System (DTS)
The portion of the worldwide transportation infrastructure that supports DoD transportation needs in peace and war. DTS consists of two major elements: military and commercial resources. These resources include aircraft, assets, services, and systems organic to, contracted for, or controlled by the DoD. DoD's infrastructure, including ports, airlift, sealift, railway, highway, in-transit visibility, information management systems, customs, and traffic management that the DoD maintains and exercises in peacetime, is a vital element of the DoD's capability to project power worldwide. It provides for responsive force projection and a seamless transition between peacetime and wartime operations.
SAMM Glossary, as of 12 September 2026
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