FL H1461

Grants the Florida Public Service Commission authority to regulate advanced nuclear reactors, including evaluating designs, issuing permits for nuclear materials, and prescribing safety standards, with required consultation from the University of Florida's Nuclear Fuels and Materials Characterization Facility

Defines "advanced nuclear reactor" as fusion reactors or fission reactors with significant improvements over pre-2021 commercial designs, including inherent safety features, lower waste yields, improved fuel efficiency, or flexibility in operational output

Requires permits for possession, transfer, use, storage, or disposal of nuclear materials related to advanced reactor operations, with construction certifications required before building or significantly modifying reactors

Establishes civil penalties up to $100,000 per violation per day, with a maximum of $1 million for any related series of violations

Exempts advanced nuclear reactors from certain siting requirements when installed at previously certified power plant sites with capacity expansions of 75 megawatts or less, or when replacing existing plants of equal or greater capacity