32 C.F.R. § 700.1056 Command of a ship.
Title 32 - National Defense
(a) The officer detailed to command a commissioned ship shall be an officer of the line in the Navy eligible for command at sea. (b) The officer detailed to command an aircraft carrier, an aircraft tender, or a ship with a primary task of operating or supporting aircraft shall be an officer of the line in the navy, eligible for command at sea, designated as a naval aviator or naval flight officer.
Title 32: National Defense
PART 700—UNITED STATES NAVY REGULATIONS AND OFFICIAL RECORDS
Subpart J—Precedence, Authority and Command
Detail to Duty
§ 700.1056 Command of a ship.