Indiana Code Title 35. Criminal Law and Procedure § 35-36-4-1

Sec. 1. Whenever a defendant in a criminal case intends to offer in his defense evidence of alibi, the defendant shall, no later than:

file with the court and serve upon the prosecuting attorney a written statement of his intention to offer such a defense. The notice must include specific information concerning the exact place where the defendant claims to have been on the date stated in the indictment or information.