Our RECs that are available for purchase have been generated by panels that have not been bought or leased yet. They’re available on a first come, first serve basis. These RECs are registered with and tracked by the North American Renewables Registry. After two years, these RECs are retired on a rolling basis. EPB Solar Share is currently sold out due to popular demand. Sign up for email updates to be among the first to hear about new renewable energy projects. Stay Informed