Ind. Const. art. 16, § 1

(a) An amendment to this Constitution may be proposed in either branch of the General Assembly. If the amendment is agreed to by a majority of the members elected to each of the two houses, the proposed amendment shall, with the yeas and nays thereon, be entered on their journals, and referred to the General Assembly to be chosen at the next general election. (b) If, in the General Assembly so next chosen, the proposed amendment is agreed to by a majority of all the members elected to each House, then the General Assembly shall submit the amendment to the electors of the State at the next general election. (c) If a majority of the electors voting on the amendment ratify the amendment, the amendment becomes a part of this Constitution. (History: As Amended November 3, 1998).