Indiana Code Title 23. Business and Other Associations § 23-0.5-8-1

Sec. 1. Subject to any restrictions contained in its organic rules, the signatures of the governing persons of any entity organized under any law of Indiana, on the bonds, notes, debentures, or other evidences of indebtedness of the entity may be facsimiles, and the facsimiles on such instruments are deemed the equivalent of and constitute the written signatures of the governing persons for all purposes, including the full satisfaction of any signature requirements of the laws of Indiana on the negotiable bonds, notes, debentures, and other evidences of indebtedness of the entity.