U.S. State Electricity Resource Standards: 2026 Data Update

This annual data update provides information on state electricity resource standards, covering both state renewables portfolio standards (RPS) and broader clean electricity standards (CES) that include nuclear energy and fossil generation with carbon capture and sequestration. The data files and accompanying slide-deck summary provide updated information on state RPS and CES target levels and estimated demand, historical RPS & CES capacity additions, and historical RPS & CES target achievement and compliance costs, among other items.