Title 260 - Horse Racing Commission
- Chapter 260-08 - Practice and procedure (§§ 260-08-005 — 260-08-677)
- Chapter 260-09 - Public records (§§ 260-09-010 — 260-09-080)
- Chapter 260-12 - General rules (§§ 260-12-001 — 260-12-260)
- Chapter 260-13 - Class A, B, and C license - Horse racing facilities (§§ 260-13-500 — 260-13-650)
- Chapter 260-14 - Rules relating to commissioners and commission employees (§§ 260-14-010 — 260-14-070)
- Chapter 260-16 - Washington-bred horses (§§ 260-16-040 — 260-16-075)
- Chapter 260-20 - Association grounds and facilities (§§ 260-20-005 — 260-20-220)
- Chapter 260-24 - Association officials and employees (§§ 260-24-030 — 260-24-700)
- Chapter 260-28 - Ownerships, trainers and employees (§§ 260-28-010 — 260-28-295)
- Chapter 260-32 - Jockeys, apprentices and agents (§§ 260-32-010 — 260-32-420)
- Chapter 260-34 - Drug and alcohol testing of licensees (§§ 260-34-010 — 260-34-030)
- Chapter 260-36 - Licenses (§§ 260-36-010 — 260-36-260)
- Chapter 260-37 - Live horse racing compact (§§ 260-37-010 — 260-37-030)
- Chapter 260-40 - Entries, starts, nominations and scratches (§§ 260-40-010 — 260-40-280)
- Chapter 260-44 - Weights and equipment (§§ 260-44-010 — 260-44-150)
- Chapter 260-48 - Mutuels (§§ 260-48-490 — 260-48-960)
- Chapter 260-49 - Advance deposit wagering (§§ 260-49-010 — 260-49-100)
- Chapter 260-52 - The race-Paddock to finish (§§ 260-52-010 — 260-52-090)
- Chapter 260-56 - Objections and protests (§§ 260-56-010 — 260-56-060)
- Chapter 260-60 - Claiming (§§ 260-60-300 — 260-60-470)
- Chapter 260-64 - Winnings (§§ 260-64-010 — 260-64-050)
- Chapter 260-66 - Walking over (§§ 260-66-010 — 260-66-030)
- Chapter 260-70 - Equine medication program (§§ 260-70-500 — 260-70-730)
- Chapter 260-72 - Communications to and from grounds (§§ 260-72-020 — 260-72-050)
- Chapter 260-75 - Satellite locations (§§ 260-75-020 — 260-75-040)
- Chapter 260-80 - Prohibited practices (§§ 260-80-010 — 260-80-170)
- Chapter 260-84 - Penalties (§§ 260-84-060 — 260-84-135)