Register for our webinar Responsible Lighting at Night: Bridging the Inequality Gap held on Dec. 9th at 1pm EST

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

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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.

Find Qualified Products

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Lighting for a better future.

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



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.


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


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


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 draft LUNA policy provides 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.

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

DLC’s Christina Halfpenny Named to 2021 Environment+E...

Nov 30, 2021

Final Surveillance Testing Policy SSL V5.1 Released

Sep 24, 2021

Comments Open: LUNA V1 Draft 2 Requirements

Sep 13, 2021

Hort Technical Requirements V2.1 Effective

Sep 01, 2021

Managing MyDLC Permissions and User Settings

Aug 24, 2021

Learn more about the DLC.

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