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.

As of April 5th 2019, Standard-Tech Co., Ltd Testing Center has been accredited by the American Association for Laboratory Accreditation (A2LA). 

In accordance with the DLC’s Testing Lab Requirements, LM-79 reports issued from Standard-Tech Co., Ltd Testing Center for testing that occurred after April 5th, 2019 will be accepted for review.
 
Test reports that were issued between December 31st, 2018 and April 5th 2019 or reports that include testing that occurred between December 31st, 2018 and April 5th, 2019 will not be accepted. 
 
If you have questions, please contact applications@designlights.org.