C-72.1, r. 4 - Rules respecting Standardbred horse races held at a professional race track

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263. During the 90 minutes before the first pari-mutuel betting race of a race program and until 15 minutes after the end of the last race of that program, only one person, either a trainer or a driver, shall ride in the sulky of a horse that is on the racing strip.
Decision 90-09-19, s. 263.