The DLC's decade of impact.

Help solve the light pollution problem in your community.

The largest verified list of energy efficient LED lighting in the world.

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

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

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New to the DesignLights Consortium?

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

$350 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

Replace Old Lighting with the Best LED Solutions from o...

May 22, 2024

May 2024 DLC Newsletter

May 17, 2024

New Working Group to Collaborate and Advise on Horticul...

May 09, 2024

Comments Open: Draft NLC5.1 Technical Requirements

Apr 19, 2024

Request for Proposals: NLC-HVAC Toolkit

Apr 04, 2024

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