Ind. Code § 21-22-6-4

Sec. 4. A vacancy on the campus board shall be filled by appointment by the state board of trustees. The campus board shall nominate and submit to the state board the names of one (1) or more candidates to fill the vacancy within ninety (90) days after the vacancy occurs. The state board of trustees may appoint one (1) of the persons nominated by the campus board or may reject all of the nominees. If the state board of trustees rejects all of the nominees, the state board of trustees shall notify the campus board, and the campus board shall make one (1) or more additional nominations within ninety (90) days after receipt of the notice. The state board of trustees shall then fill the vacancy from either the original group of nominations or from the additional nominations.