The Security of Supply Arrangements, abbreviated as SOSA, are bilateral arrangements made by the United States Department of Defense (DoD) with other nations that ensures mutual transport of defense goods and services between the signatory countries. The United States has signed SOSA with 18 countries across continents.[1]
This arrangement allows the signatory nations to ask for priority delivery for their specific contracts and orders with U.S. defense firms. This enables a reciprocal industrial priority systems that promotes acquisition of defense goods and services between two countries. It encourages interoperability and assures quick delivery during emergencies and wartimes.
The DoD has signed SOSA with 18 countries: