The U.S.–South Korea Status of Forces Agreement (Hangul: 주한 미군 지위 협정; Hanja: 駐韓美軍地位協定, SOFA), formally Agreement under Article IV of the Mutual Defence Treaty between the Republic of Korea and the United States, Regarding Facilities and Areas and the Status of United States Armed Forces in the Republic of Korea, is an agreement between South Korea and the U.S. approved and enacted in 1967 and revised in 1991 and 2001. It is a status of forces agreement that concerns the treatment of United States Forces in South Korea. Lt. General Jan-Marc Jouas is the U.S. representative to the joint committee on the Status of Forces Agreement.