The Department of Energy this week sent notice of a proposed change to the definitions of “general service lamp” (GSL) and “general service incandescent lamp” (GSIL) included in a January 2017 ruling. The revision will withdraw definitions established in that ruling that recategorized some niche incandescent lamps as general service lamps, which would make them subject to the same energy conservation standards under the Energy Independence and Security Act of 2007
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NEMA Applauds Proposed Changes to Lamp Definitions
Environmental groups warn of lost energy savings for consumers.