OSS sustaining payments for 3-year-olds due February 17
If you intend on racing your 3-year-old in the Ontario Sires Stakes (OSS) program in 2026, the sustaining payment must be received by Tuesday, Feb. 17 at 11:59pm EST. Participants are encouraged to use the online registration and payment form available on the OSS website. All mail in payments must be post-marked by Feb 17