Chapter I - Division of Horse Racing and Pari-Mutuel Wagering
- Subchapter A - Thoroughbred Racing (§§ 4000.1 — 4082.4)
- Subchapter B - Harness Racing (§§ 4100.1 — 4122.49)
- Subchapter C - State Quarter Horse Racing Commission (§§ 4200.1 — 4236.5)
- Subchapter D - Promotion Of Equine Research (§§ 4250.1 — 4250.5)
- Subchapter E - Totalisator Systems (§§ 4300.1 — 4300.37)
- Subchapter F - OFF-TRACK PARI-MUTUEL BETTING (§§ 4400.1 — 4410.5)
- Subchapter G - Account Wagering (§§ 4500.1 — 4500.23)
- Subchapter H - Adjudicatory Proceedings For Racing (§§ 4550.1 — 4550.11)
- Subchapter I - Housing (§§ 4560.1 — 4560.13)