Due to a high volume of SSL and Hort applications, initial and comprehensive review timeframes are currently extended by 10 days each. Beginning April 11, review priority will be given to applications updating V5.0 products to V5.1, which may also impact review timeframes for all other SSL application types. Click here for more details about SSL application review timeframes, and here for more details about Hort review timeframes. Thank you for your understanding!

Solid-State Lighting Technical Requirements

Past Technical Requirements Versions

Development of Technical Requirements for the DLC Solid-State Lighting QPL is an ongoing process involving input from Members, stakeholders, and our Technical Committee. The DLC strives to be responsive to the constantly-evolving SSL market and ensure that updates serve the needs and interests of both our Member utilities and our many industry stakeholders equally.

Please see below for an archive of past versions of the DLC Solid-State Lighting Technical Requirements.