The permit holder shall provide a locked box in which claims shall be deposited in a sealed envelope. The stewards and racing secretary shall have keys to the box. No money shall accompany the claim. The claim shall be deposited in the box no later than ten minutes before the scheduled post time of the race in which the claim is made. Once a claim is deposited it may not be removed. Personnel receiving claim shall note the time and date when received. The stewards shall certify its validity and direct the racing secretary to authorize delivery of the horse if the claiming price is on deposit.