|45th Division||September 16, 1940 – December 7, 1941|
|World War II||December 7, 1941 – December 31, 1946|
|Korean War||June 27, 1950 – January 31, 1955|
|Vietnam War||February 28, 1961 – May 7, 1975
(For the period from February 28, 1961 – August 4, 1964, service must be in the Republic of Vietnam)
|Gulf War/Persian Gulf War/Operation Desert Storm||August 1, 1990 – December 31, 1991|
|The former Yugoslavia
(including Bosnia, Herzegovina, Croatia and Macedonia) By Public Law 104-117
|Beginning November 21, 1995 Ending date to be determined|
|The Kosovo Area
By Executive Order 13119 and Public Law 106-21
|Beginning March 24, 1999 Ending date to be determined|
|Afghanistan/Operation Enduring Freedom
By Executive Order 13239 and Public Law 106-21
|Beginning September 18, 2001 Ending date to be determined|
|Iraq War/Second Gulf War/Operation Iraqi Freedom
By Public Law 107-243
|Beginning March 10, 2003 Ending date to be determined|
Eligible military service is free for members joining OPERS prior to July 1, 2000. Members joining OPERS after June 30, 2000, may purchase eligible military service at actuarial cost.
Employees joining OPERS after June 30, 2003, will not receive credit for military service in OPERS if the credit was already received for the same period(s) of military service in another Oklahoma state retirement system.
The actual periods for which military service can be granted are governed by Oklahoma State statute and can change from time to time. Consult the statutes and OPERS before relying on the above information.
USERRA (Uniformed Services Employment & Reemployment Rights Act)
Military Records Resources
National Personnel Records Center
1 Archives Dr
St Louis, MO 63138
314-801-0800 (Weekdays 7:00 AM – 5:00 PM CST)
* The list is for convenience only. The official periods for which military service is granted is found in Section 902(23) of Title 74 of the Oklahoma Statutes.