LED light bulbs 'currently cost more than incandescent bulbs and are inferior,' consumer groups said in letter to U.S. Department of Energy The Biden administration is preparing to implement a sweeping nationwide ban on commonly used light bulbs as part of its energy efficiency and climate agenda. The regulations, which prohibit retailers from selling incandescent light bulbs, were finalized by the Department of Energy (DOE) in April 2022 and are slated to go into effect on Aug. 1, 2023. The DOE will begin full enforcement of the ban on that date, but it has already urged retailers to begin transitioning...