The Office of the Status of Forces Agreement (SOFA) Secretariat provides a cadre of international relations and language specialists to support the United States Representative to the U.S.-Republic of Korea (ROK) SOFA Joint Committee, the Special Joint Committee, as well as Joint Committee activities and auxiliary organs established by the Joint Committee (i.e. subcommittees, working groups). The U.S.-ROK SOFA Joint Committee is a consultative body established by the U.S.-ROK SOFA pursuant to the U.S.-ROK Mutual Defense Treaty. The United States Representative to the U.S.-ROK SOFA Joint Committee is the United States Forces Korea (USFK) Deputy Commander, appointed by the United States Ambassador to the Republic of Korea to represent the United States Government.

The SOFA Secretariat provides U.S.-ROK SOFA implementation policy advice, analysis and critical international relations assessments to the United States Representative to the U.S.-ROK SOFA Joint Committee, and all UNC/CFC/USFK/Component commanders/staff assigned to the Special Joint Committee, the Joint Committee and associated subcommittees and working groups. The SOFA Secretariat plans, organizes, executes Joint Committee and Special Joint Committee meetings while also directly supporting subcommittee/working group meetings in the understanding and implementation of SOFA provisions. In addition, the SOFA Secretariat publishes, records and maintains all SOFA-related official meeting records, international agreements and Joint Committee, Special Joint Committee, subcommittee and working group correspondence.

The SOFA Secretariat is also responsible for negotiating agreements, understandings, views and engaging directly with multiple ROK Government Ministries/Agencies, to include: Foreign Affairs, Justice, Environment, Economy & Finance, Korea Disease Control and Prevention, National Defense, Employment & Labor, Agriculture/Food & Rural Affairs, Trade/Industry & Energy, Land/Infrastructure and Transport, and Cultural Heritage, whether in armistice or during contingencies.