The DLC offices will be closed from December 25th, 2024 through January 1st, 2025.  We do not anticipate any delays in application processing from this closure.  Please email info@designlights.org with any questions.

On March 12, 2018, the DLC released the final version of SSL Technical Requirements V4.3. This Technical Requirements update consists of new policies for color-tunable products, field-adjustable products, and 3-foot, 8-foot, and 2G11 base lamps. This webinar provides an overview of the changes that will go into effect on March 26 due to the new Technical Requirements.