In late March 2025, the government announced the launch of the Mayoral Renewables Fund, a new programme of public funding which England's Mayoral Combined Authorities can bid into. The Mayoral Renewables Fund offers the opportunity to secure funding for renewable energy projects, such as the installation of solar panels and electric vehicle infrastructure, in sites which are owned by the public sector. In this article, Alexander Rose and Jack Wadsworth discuss the key points about the new fund, ahead of the bidding process closing on 22 April 2025.