The DLC is pleased to release the final version of SSL Technical Requirements Version 5, which includes two policies: V5.0 and V5.1. Both policies are now published on the DLC website but have different effective dates. For more information on the transition to SSL Technical Requirements V5, view the V5 transition webpage.

Contact Us

Please use the forms to the right to submit either a general question or a question about the QPL.

Phone Support:

781-538-6425
Mon-Fri, 9am-5pm EST
For Application Support - Dial 1
For Qualified Product List Inquiries - Dial 1

Email Support:

General Inquiries: info@designlights.org
Application Support: applications@designlights.org

Mailing Address:

10 High Street, Suite 10
Medford, MA 02155