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!

Everything you need to know about the transition to SSL V5.1.

Introducing the brand new DLC Qualified Products List logos!

Help address light pollution - now accepting applications to qualify LUNA products.

Learn how our community is supporting energy efficiency goals and improving lighting quality across North America.

The DLC targets energy efficiency and quality by verifying the highest performing lighting products.

Our purpose is to improve lighting quality and save energy for people and the environment.

News & Events

Find Qualified Products

New to the DLC?

Lighting for a better future.

Learn how we’re driving energy efficiency and lighting quality in the commercial space across North America.

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70%

increase in average efficacy of DLC qualified solid-state lighting products since we began in 2011.

Electrical plug in front of a bright light
horticultural grow facility

$240 million

total possible annual energy savings if horticultural facilities switch to LED lighting.

49% more

lighting energy savings possible when a networked lighting control system is combined with LED lighting.

200+

combined years of lighting expertise and industry experience on the DLC team.

22%

greater lifetime savings potential when LEDs and controls are installed as a system.

checkout counter in a well lit grocery store
Female grower harvesting lettuce in brightly lit facility

>54%

increase in fixtures listed on the Hort QPL since the start of 2020 - meaning more product variety and savings.

Grower with tablet over indoor agriculture facility

Policy Development

Lighting evolves. The DLC works to establish LED lighting and controls as the gateway to connected infrastructure, meaning smart buildings and smart cities that can lead the way to net zero carbon emissions.

Night sky over city

Addressing Light Pollution

The DLC’s new LUNA requirements provide a dark sky friendly option for specific categories of outdoor solid-state lighting so that lighting decision makers can identify products that save energy AND minimize sky glow. Now accepting LUNA applications!

Tablet controlling networked lighting systems

Accomplish More with Networked Lighting Controls

Networked lighting controls (NLC) have vast potential for not only energy efficiency and energy management, but for building optimization and functionality. Learn how we can work together to drive adoption of this rapidly evolving technology.

DLC News & Perspectives

RFP: Technical Writer (Re-posted)

Jun 27, 2022

DLC Summit 2022 Recap

Jun 23, 2022

Meet the DLC! Leora Radetsky, the DLC’s Senior Li...

Jun 15, 2022

Meet the DLC! Stuart Berjansky, Technical Director

May 26, 2022

DLC QPLs: The foolproof way to validate listing

May 13, 2022

Contact Us:

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