The D.C. Circuit held that NRC's transfer of authority to New Jersey over nuclear materials within the state was arbitrary and capricious. The NRC may transfer regulatory authority over classes of nuclear materials located within a state to the government of that state. But here, the agency failed t...

The D.C. Circuit vacated and remanded a DOE rule requiring decorative fireplaces to meet certain energy efficiency standards under the Energy Policy and Conservation Act. The rule defined "vented hearth heater" to include both decorative fireplaces and fireplace heaters, thereby subjecting both to t...