Chief of Service
(3) Definitions .— In this subsection: (A) The term “Chief of Service” means any of the following: (i) Chief of Staff of the Army. (ii) Chief of Naval Operations. (iii) Chief of Staff of the Air Force. (iv) Commandant of the Marine Corps. (v) Chief of Space Operations. (vi) Commandant of the Coast Guard. (B) The term “senior enlisted member” means any of the following: (i) Sergeant Major of the Army. (ii) Master Chief Petty Officer of the Navy. (iii) Chief Master Sergeant of the Air Force. (iv) Sergeant Major of the Marine Corps. (v) The senior enlisted advisor of the Space Force. (vi) Master Chief Petty Officer of the Coast Guard.