The stewards have power to call for proof that a horse is neither disqualified in any respect, nor nominated by, nor the property, wholly or in part, of a disqualified person, and in default of such proof being given to their satisfaction, they may declare the horse disqualified.
Ill. Admin. Code tit. 11, § 1402.160
Amended June 19, 1976, filed June 25, 1976