Guide
How long does it take to get a Foreign Military Sales Letter of Offer and Acceptance?
The time required to respond to a with a depends on the type of case and the complexity of the program. A hold does not stop the clock, and an extenuating-factor code records why a document is expected to miss the standard.
How long does it take to get a Letter of Offer and Acceptance?
The time required to respond to an with an depends on the type of case being prepared and the complexity of the program. The policy time frame for a response to an is based on the (). An is assigned for every based on the group categories. Depending on the group assigned, the has between 45 and 150 days from receipt to prepare the for offer. Receiving comprehensive that accurately reflect international partner requirements is crucial to successful accomplishment of these goals. More details regarding the response time policy can be found in C5.6.2 and Table C5.T9.
In addition to the , the Case Writing and Development Division (DSCA-CWD) plays a key role in case development. When the has completed the process and its quality review of the package, it will post the MILDEP approval () milestone in , which moves the document from “Development” to “Write” status in and creates a case record on their respective case-tracking system for offline documentation to be uploaded for transmission to the DSCA-CWD. C5.6.11.3 describes the documents and information the must provide DSCA-CWD, along with the draft for document writing. Additional information on documents that need to be included can be found in the Learning Guide titled “Case Development: A Guide to Preparing Your & Off-Line Documentation for Transmittal to CWD.” DSCA-CWD then completes the writing process by accomplishing a quality review for policy compliance and by adding the and the standard notes. After finalizing the document, DSCA-CWD staffs it for the , headquarters , and legal reviews as appropriate. When this coordination process is complete, DSCA-CWD forwards the document to the DOS/PM for final review. Upon DOS concurrence, DSCA-CWD electronically countersigns the , indicating that the can sign the case and officially offer it to the international partner. A more complete description of the and DSCA-CWD roles in the case development process is shown in Table C5.T12 of the .
References
SAMM
- SAMM C5.6.2.1 — Case Development Extenuating Factor.
- SAMM C5.6.9.1 — Case Development Status.
- SAMM C5.6.3.1
- SAMM C5.6.11.1
- SAMM C5.6.11.7.3
Related
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
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
DSAMS — Defense Security Assistance Management System
SAMM Acronyms, as of 12 September 2026
Glossary entry →Defense Security Assistance Management Systems (DSAMS) →
DSCA — Defense Security Cooperation Agency
SAMM Acronyms, as of 12 September 2026
Glossary entry →Defense Security Cooperation Agency (DSCA) →
Defense Article (Foreign Assistance Act; Arms Export Control Act, not including commercial sales subject to the International Traffic in Arms Regulation)
Any weapon, weapons system, munition, aircraft, vessel, boat, or other implement of war;
SAMM Glossary, as of 12 September 2026
FMS — Foreign Military Sale
SAMM Acronyms, as of 12 September 2026
End Item
The final production product when assembled, or completed, and ready for issue or deployment.
SAMM Glossary, as of 12 September 2026
Weapon System
A combination of one or more weapons with all related equipment, materials, services, personnel, and means of delivery and deployment (if applicable) required for self-sufficiency.
SAMM Glossary, as of 12 September 2026
ENDP — Exception to National Disclosure Policy
SAMM Acronyms, as of 12 September 2026
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
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
Excess Defense Articles (EDA)
Defense articles owned by the USG which are neither procured in anticipation of military assistance or sales requirements, nor procured pursuant to a military assistance or sales order. EDA are items (except construction equipment) that are in excess of the Approved Force Acquisition Objective and Approved Force Retention Stock of all DoD components at the time such articles are dropped from inventory by the supplying agency for delivery to countries or international organizations.
SAMM Glossary, as of 12 September 2026
DCS — Direct Commercial Sales
SAMM Acronyms, as of 12 September 2026
EDA — Excess Defense Articles
SAMM Acronyms, as of 12 September 2026
LOR — Letter of Request
SAMM Acronyms, as of 12 September 2026
Defense Integrated Financial System (DIFS)
A financial system providing DoD-level financial management functions for the security assistance (SA) program. This includes centralized Foreign Military Sales (FMS) trust fund accounting, foreign customer billing, and financial management reporting. DIFS consolidates FMS data from the Army, Navy, Air Force, and other implementing agencies, and provides efficient accountability for oversight of the financial and program management aspects of SA.
SAMM Glossary, as of 12 September 2026
Letter of Offer and Acceptance Data (LOAD)
Data required to develop a Letter of Offer and Acceptance.
SAMM Glossary, as of 12 September 2026
CTS — Case Tracking System
SAMM Acronyms, as of 12 September 2026
Anticipated Offer Date (Foreign Military Sales (FMS))
The date an FMS Letter of Offer and Acceptance (LOA) is anticipated to be offered to the customer based on the standards set for the case development category of the LOA.
SAMM Glossary, as of 12 September 2026
AOD — Anticipated Offer Date
SAMM Acronyms, as of 12 September 2026
SAMM — Security Assistance Management Manual
SAMM Acronyms, as of 12 September 2026
Glossary entry →Security Assistance Management Manual (SAMM) →
DSCU — Defense Security Cooperation University
SAMM Acronyms, as of 12 September 2026
Payment Schedule
List of dollar amounts and when they are due from the foreign customer. The payment schedule is included in the Letter of Offer and Acceptance (LOA) presented to the customer. After acceptance of the LOA, the payment schedule generally serves as the basis for billing to the customer. Changes in the estimated costs of an Foreign Military Sales case may require changes in the accompanying payment schedule.
SAMM Glossary, as of 12 September 2026