In renewable energy, roof-mounted solar: a natural or juridical entity whose business includes the installation, operation, and maintenance of an RSF. For purposes of this Circular, an RSP with a Lease-to-Generate RSF shall be deemed a Generation Company and an RE Developer [Section 5.10, DOE Department Circular No. DC2023-12-0035, Prescribing the Policy and General Framework on the Expanded Roof-Mounted Solar Program in the Philippines]