Ind. Code § 5-11-1-19
No system for uniform bookkeeping or any book, record, or form which may be adopted after April 5, 1909, shall be copyrighted unless it shall be deemed expedient by the governor that a copyright be procured in the name of the state, and if any such copyright be procured, the acceptance by the state or by any municipality of any bid for printed supplies of any sort shall operate as a license from the state to the successful bidder to manufacture any such copyrighted books, records, or forms included in such bid for public use without payment of royalty. All public books, records, and stationery used in the offices for which examination is provided in this chapter shall be purchased by the state, municipality, or institution after the manner provided by law.
IC 5-11-1-19