Lineage. Constituted as 31 Finance Disbursing Unit, Fighter, Jet, on 15 Jun 1948. Activated on 22 Aug 1948. Inactivated on 3 Nov 1949. Disbanded on 9 Aug 1950. Reconstituted, redesignated 31 Comptroller Squadron, and activated, on 15 Aug 1988. Inactivated on 1 Apr 1994. Activated on 1 Apr 1994.