Indiana Code Title 23. Business and Other Associations § 23-1-42-9

(1) each voting group entitled to vote separately on the proposal by a majority of all the votes entitled to be cast by that voting group, with the holders of the outstanding shares of a class being entitled to vote as a separate voting group if the proposed control share acquisition would, if fully carried out, result in any of the changes described in IC 23-1-38-4(a);  and

(2) each voting group entitled to vote separately on the proposal by a majority of all the votes entitled to be cast by that group, excluding all interested shares.