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Rules of Thoroughbred Racing

Rules of Thoroughbred Racing

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How to Read the AGCO Rules of Thoroughbred Racing on line
Rules of Thoroughbred Racing
Quarter Horse Appendix
Directives

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Last Updated

Mon, 02/02/2026

How to Read the AGCO Rules of Thoroughbred Racing on line
Rules of Thoroughbred Racing
Quarter Horse Appendix
Directives

How to Read the AGCO Rules of Thoroughbred Racing on line ›

Updates to Rules of Thoroughbred Racing

February 2, 2026

Thoroughbred — Chapter 12: Claiming Races

New Standardbred claiming rules strengthen racehorse and industry protection

July 14, 2025

Quarter Horse — Chapter 27: Commission Veterinarians, Official Veterinarians and Other Veterinarians

The AGCO Raises the Bar for Equine Welfare with New Rules Effective June 23

July 14, 2025

Quarter Horse — Chapter 6: Entries and Subscriptions

The AGCO Raises the Bar for Equine Welfare with New Rules Effective June 23

See all updates for Rules of Thoroughbred Racing

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