| Chapter 260-08. Practice and procedure. |
| Chapter 260-09. Public records. |
| Chapter 260-12. General rules. |
| Chapter 260-13. Class A, B, and C license—Horse racing facilities. |
| Chapter 260-14. Rules relating to commissioners and commission employees. |
| Chapter 260-16. Washington-bred horses. |
| Chapter 260-20. Association grounds and facilities. |
| Chapter 260-24. Association officials and employees. |
| Chapter 260-28. Ownerships, trainers and employees. |
| Chapter 260-32. Jockeys, apprentices and agents. |
| Chapter 260-34. Drug and alcohol testing of licensees. |
| Chapter 260-36. Licenses. |
| Chapter 260-37. Live horse racing compact. |
| Chapter 260-40. Entries, starts, nominations and scratches. |
| Chapter 260-44. Weights and equipment. |
| Chapter 260-48. Mutuels. |
| Chapter 260-49. Advance deposit wagering. |
| Chapter 260-52. The race—Paddock to finish. |
| Chapter 260-56. Objections and protests. |
| Chapter 260-60. Claiming. |
| Chapter 260-64. Winnings. |
| Chapter 260-66. Walking over. |
| Chapter 260-70. Equine medication program. |
| Chapter 260-72. Communications to and from grounds. |
| Chapter 260-75. Satellite locations. |
| Chapter 260-80. Prohibited practices. |
| Chapter 260-84. Penalties. |