The stewards may, at any time, in their discretion, require any person making a claim for a horse in any claiming race, to affirm in writing that he is claiming said horse for his own account or as authorized agent, and not for any other person.
Wash. Admin. Code § 260-60-370
Statutory Authority: RCW 67.16.040. 96-12-008, § 260-60-370, filed 5/23/96, effective 6/23/96.