The XXIX Tactical Air Command (XXIX TAC) is an inactive United States Air Force unit. Its last assignment was with the Ninth Air Force, based at Weimar, Germany. It was inactivated on 25 October 1945. During World War II, the mission of the command was to support the United States Ninth Army with tactical air support throughout its easterly advance from its formation on 5 September 1944, until VE-Day.