10 U.S.C. § 12733: Computation of retired pay: computation of years of service

The person’s days of active service. The person’s days of full-time service under sections 316, 502, 503, 504, and 505 of title 32 while performing annual training duty or while attending a prescribed course of instruction at a school designated as a service school by law or by the Secretary concerned. 60 days in any one year of service before the year of service that includes September 23, 1996 ; 75 days in the year of service that includes September 23, 1996 , and in any subsequent year of service before the year of service that includes October 30, 2000 ; 90 days in the year of service that includes October 30, 2000 , and in any subsequent year of service before the year of service that includes October 30, 2007 ; and 130 days in the year of service that includes October 30, 2007 , and in any subsequent year of service. One day for each point credited to the person under subparagraph (E) of section 12732(a)(2) of this title . One day for each point credited to the person under subparagraph (F) of section 12732(a)(2) of this title . 50 days for each year before July 1, 1949 , and proportionately for each fraction of a year, of service (other than active service) in a reserve component of an armed force, in the Army or the Air Force without component, or in any other category covered by section 12732(a)(1) of this title , except a regular component.