North Carolina Constitution Art. II, § 14. Other officers of the Senate

(1) President Pro Tempore--succession to presidency. The Senate shall elect from its membership a President Pro Tempore, who shall become President of the Senate upon the failure of the Lieutenant Governor-elect to qualify, or upon succession by the Lieutenant Governor to the office of Governor, or upon the death, resignation, or removal from office of the President of the Senate, and who shall serve until the expiration of his term of office as Senator.

(2) President Pro Tempore--temporary succession. During the physical or mental incapacity of the President of the Senate to perform the duties of his office, or during the absence of the President of the Senate, the President Pro Tempore shall preside over the Senate.

(3) Other officers. The Senate shall elect its other officers.