When a customer receiving SOS chooses electricity from a competitive electricity supplier, the competitive electricity supplier shall notify the utility. The notice required under §A of this regulation shall comply with the requirements of COMAR 20.53 and the utility's approved supplier coordination tariffs. Transfer Rules. When a competitive electricity supplier provides the transfer notice required under §A of this regulation, 12 or more days before a customer's next regularly scheduled meter read date, the utility shall transfer the customer to the competitive electricity supplier on the next regularly scheduled meter read date after the notice. When a competitive electricity supplier provides the transfer notice, required under §A of this regulation, less than 12 days before a customer's next regularly scheduled meter read date, the utility shall transfer the customer to the competitive electricity supplier on the subsequent scheduled meter read date after the notice.