ang units typically operate under title 32 usc. however, when operating under title 10 usc all ang units are operationally gained by an active duty usaf major command (majcom). ang units of the combat air forces (caf) based in the continental united states (conus), plus a single air control squadron of the puerto rico ang, are gained by the air combat command (acc). conus-based ang units in the mobility air forces (maf), plus the puerto rico ang's airlift wing and the virgin islands ang's civil engineering squadron are gained by the air mobility command (amc).