Ind. Code § 4-31-11-8

Sec. 8. Each development committee shall make recommendations to the commission concerning an Indiana sires racing program. If the commission establishes an Indiana sires racing program, only those horses that were sired by an Indiana stallion are eligible for races conducted under the program. Stallions residing in Indiana during the full length of the breeding season are eligible for registration as Indiana sires. The commission may charge a fee for registration of Indiana sires.