SolarAPP+ is a free, web-based tool that automates the municipal plan review and approval process for residential solar and energy storage systems. Developed with local building officials, inspectors, and industry experts, SolarAPP+ verifies applicable industry codes and standards, and municipal requirements, against permit applications to instantly validate safety and code compliance. By automating these routine reviews, SolarAPP+ saves staff time, reduces both contractor errors and back-and-forth reviews, and improves the customer experience through faster approvals. The tool easily integrates with existing permitting systems, or as a standalone addition, and includes free onboarding and ongoing support – so towns and cities can modernize their solar permitting process without adding staff or cost.