The ALJ shall issue a decision to grant or deny, in whole or in part, the Appellant's challenge at the conclusion of the hearing whenever possible or within 15 days of submission of the matter for document review. The ALJ may prepare the order or direct a party or parties to submit proposed orders. When directed by the ALJ, a party or representative shall prepare a proposed order and shall submit it to all parties for approval as to form before filing it with the ALJ.