Okla. Admin. Code § 325:60-1-11
(a) Helmets. Any person mounted on a horse or stable pony on association grounds shall wear a properly secured safety helmet at all times. Additionally, all members of the starting gate crew shall adhere to this regulation at all times while performing their duties or handling a horse. For the purpose of this regulation, a member of the starting crew means any person licensed as an assistant starter or any person who handles a horse in the starting gate. The helmet shall comply with one of the following minimum safety standards or later revisions:
(b) Vests. Any person mounted on a horse or stable pony on the association grounds shall wear a properly-secured safety vest at all times. Additionally, all members of the starting gate crew shall also adhere to this regulation at all times while performing their duties or handling a horse. For the purpose of this regulation, a member of the starting gate crew means any person licensed as an assistant starter or any person who handles a horse at the starting gate. The safety vest shall comply with one of the following minimum standards or later revisions:
Amended at 36 Ok Reg 1463, eff 9-14-19
Amended at 38 Ok Reg 2082, eff 9-11-21