Whenever the Lieutenant Governor shall act as Governor, or shall be unable to attend as President of the Senate, the Senate shall elect one of its own members as President for the occasion.
Ind. Const. art. V, § 11, under Executive.
Ind. Const. art. V, § 11
Section 11
Whenever the Lieutenant Governor shall act as Governor, or shall be unable to attend as President of the Senate, the Senate shall elect one of its own members as President for the occasion.