(a) A local distribution company may offer to customers and prospective customers and provide to customers an energy conservation program in the manner provided by this subchapter.
(b) The railroad commission has exclusive original jurisdiction over energy conservation programs implemented by local distribution companies.
(c) A political subdivision served by a local distribution company that implements an energy conservation program approved by the railroad commission under this subchapter may not limit, restrict, or otherwise prevent an eligible customer from participating in the energy conservation program based on the type or source of energy delivered to the customer.