A supplier may elect to use supplier-consolidated billing upon receiving licensing that authorizes the provision of supplier-consolidated billing. When an authorized supplier elects to use supplier-consolidated billing, a utility and a supplier shall transmit consumption, billing, payment, and related data to each other using electronic transactions approved by the Commission. A utility may not obligate a supplier to purchase a customer’s arrears from the utility or from another supplier. Utility Access to Supplier Bills for Supplier-Consolidated Billing. A supplier providing supplier-consolidated billing services shall make a customer’s bill available to the utility in an electronic format. A utility provided access to a customer’s supplier-consolidated billing information that includes supplier charges may not: Use the information to market sales service; Use the information to research or market other utility service; or Without Commission authorization, share any information the utility gains through access to the supplier bill with the utility’s nonregulated affiliates or any other nongovernmental entity.