Lineage. Constituted as 403 Air Police Squadron on 8 Sep 1950. Activated in the Reserve on 11 Oct 1950. Ordered to Active Service on 1 Apr 1951. Relieved from Active Duty on 15 Nov 1952. Inactivated on 1 Jan 1953. Activated in the Reserve on 1 Jan 1953. Ordered to Active Service on 28 Oct 1962. Relieved from Active Duty on 28 Nov 1962. Discontinued, and inactivated, on 11 Feb 1963. Redesignated as 403 Weapons System Security Flight on 29 Sep 1983. Activated in the Reserve on 1 Nov 1983. Redesignated as: 403 Security Police Flight on 15 Aug 1988; 403 Security Police Squadron on 1 Oct 1992; 403 Security Forces Squadron on 1 Jul 1997.
Assignments. 403 Air Base Group, 11 Oct 1950-1 Jan 1953. 403 Air Base Group, 1 Jan 1953-11 Feb 1963. 403 Combat Support (later, 403 Mission Support) Squadron, 1 Nov 1983; 403 Support (later, 403 Mission Support) Group, 1 Aug 1992-.
Stations. Portland Aprt (later, Portland IAP), OR, 11 Oct 1950-29 Mar 1952; Ashiya AB, Japan, 14 Apr 1952-1 Jan 1953. Portland IAP, OR, 1 Jan 1953; Selfridge AFB, MI, 16 Nov 1957-11 Feb 1963. Keesler AFB, MS, 1 Nov 1983-.
Service Streamers. Korean Service
Campaign Streamers. None
Armed Forces Expeditionary Streamers. None
Decorations. Air Force Outstanding Unit Awards: 1 Jul 1984-30 Jun 1986; 1 May 1992-30 Apr 1994; 1 May 1994-30 Apr 1996; 1 May 1996-31 Aug 1997; 1 Jan 2004-31 Dec 2005; 1 Oct 2008-30 Sep 2010; 1 Jan 2015-31 Dec 2017. Republic of Korea Presidential Unit Citation: [14 Apr 1952-1 Jan 1953].
Lineage, Assignments, Stations, and Honors through 6 Jul 2023.
Supersedes statement prepared on 8 Mar 2001.
Emblem. Approved on 14 Aug 2017.
Prepared by Melissa Lahue.
Reviewed by Margaret Ream.