Okla. Admin. Code § 325:15-5-22
No person may be licensed as a horse Owner who is not the owner of record of a properly registered race horse which s/he intends to race in Oklahoma and which is in the care of a licensed Trainer, or who does not have an interest in such racehorse as a part owner or lessee, or who is not the responsible managing owner of a corporation, syndicate or partnership which is the legal owner of such horse. No Commission employee, or person licensed by the Commission as a Jockey, or person licensed by the Commission as a practicing Veterinarian, Racing Official, Assistant Starter or Official Veterinarian and his or her assistants, Jockey Room Custodian, or Valet shall be licensed also as a horse Owner. A horse Owner's license shall be granted to individual natural persons only.
Okla. Admin. Code § 325:15-5-22