N.C. Gen. Stat. § 127A-91
The Adjutant General is authorized to detail a commissioned officer of the North Carolina National Guard or member of the State defense militia to promote rifle marksmanship among the State defense militia and the unorganized militia of the State. The officer or member so detailed shall serve without pay and it shall be the duty of the officer or member to organize and supervise rifle clubs in schools, colleges, universities, clubs and other groups, under rules and regulations prescribed by the Adjutant General and in a manner that will make them, when duly organized, acceptable for membership in the National Rifle Association. Provided, that these duties and efforts shall in nowise interfere or conflict with clubs of schools or units operating in Reserve Officers' Training Corps or similar schools under the supervision of instructors of the Armed Forces of the United States.
N.C. Gen. Stat. § 127A-91