Ontario Sires Stakes Sustaining Payments Due March 17
… sustaining payments due on March 17, 2025. If you plan to race your two-year-old in the 2025 … to the OSS as a yearling in 2024, it can still be nominated by submitting the … OSS program, email ossprogram@ontarioracing.com or call 416-407-4841. (With files from …