Except as provided under §D of this regulation or in a tariff regarding supplier default, a utility may remove a customer from supplier services only if directed by a supplier, subject to applicable bankruptcy law. A supplier shall process a customer's request to cancel supply services not later than the end of the second utility business day after the customer's cancellation request. A supplier shall notify the customer's utility of a drop by electronic transaction within the time period specified in §B of this regulation. Customer Cancellation. After the third utility business day following a customer request for a supplier to cancel supply service, the customer may contact the utility to verify that the cancellation request submitted by the supplier has been processed by the utility. If a customer's cancellation request has not been processed by the customer's utility, and the customer requests cancellation of supplier service, the utility shall process a cancellation. Supplier-Consolidated Billing-Nonpaying Customer. A supplier providing supplier-consolidated billing services shall provide a nonpaying customer a minimum of 3 days notice before cancellation of the customer’s contract. A supplier’s notice to a nonpaying customer under §E(1) of this regulation shall include: The total amount due; The date by which the payment is due to the supplier; The date on or after which the supplier will transmit the drop request to the utility if payment is not received; and The telephone number at which the supplier representatives who handle payment arrangements, payment plans, and customer complaints may be reached. A customer may designate a third party to receive a notice of drop for nonpayment as required in §E(2) of this regulation on the customer's behalf.