Constitution of the State of Indiana Art. 4, § 10

Section 10. Each House, when assembled, shall choose its own officers, the President of the Senate excepted; judge the elections, qualifications, and returns of its own members; determine its rules of proceeding, and sit upon its own adjournment. But neither House shall, without the consent of the other, adjourn for more than three days, nor to any place other than that in which it may be sitting.