Ind. Code § 4-29-3-5

Sec. 5. Following the completion of negotiations and the execution of a tribal-state compact, the governor shall submit a copy of the executed tribal-state compact to the president pro tempore of the senate and the speaker of the house of representatives for ratification. To ratify the tribal-state compact, the general assembly must enact a bill codifying the tribal-state compact in the manner required by the Constitution of the State of Indiana.