N.C. Gen. Stat. § 127A-39: Membership continued in the National Guard.

When called or ordered into federal service and discharged therefrom, members shall continue their membership in the North Carolina National Guard until the expiration of their enlistment or appointment, unless sooner terminated by proper authority. (1921, c. 120, s. 8; C.S., s. 6822(a); 1959, c. 218, s. 13; 1975, c. 604, s. 2; 2009-281, s. 1; 2011-195, s. 1(a).)