The bill, "Rural and Municipal Utility Cybersecurity Act," proposes a grant and technical assistance program to enhance cybersecurity for rural and municipal electric utilities. It defines advanced cybersecurity technology, bulk-power system, cybersecurity threat, and defense critical electric infrastructure. The program aims to deploy advanced cybersecurity technologies and increase participation in threat information sharing programs. It emphasizes providing technical assistance and funding, with priority given to entities with limited cybersecurity resources, assets critical to the power system's reliability, and defense critical electric infrastructure. The bill also protects shared information from disclosure and authorizes appropriations of $250,000,000 for fiscal years 2026 through 2030.