DLC Stakeholder Meeting 2019: April 1-3, St. Louis, MO

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DLC News & Events

Oct 26, 2018 Minor Policy Revisions Effective with Technical Requirements V4.4

The DLC has issued minor policy revisions to clarify definitions for “Integrated-Style Retrofit Kits for 2x2, 1x4, and 2x4 Luminaires” and “Linear-Style Retrofit Kits for 2x2, 1x4, and 2x4 Luminaires." Primary Use Designation (PUD) names have also been revised for UL Type B and Type C within Linear Replacement Lamps, Mogul Screw-Base (E39) Replacements for HID Lamps and 2G11 Lamps to reduce confusion with Retrofit Kit Category products.

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Oct 18, 2018 Effective Date Delayed for DLC Technical Requirements V4.4

Due to unforeseen delays in development, the effective date for Technical Requirements V4.4 will be postponed until the end of the month. The postponed effective date affects DLC requirements for horticultural lighting products, DC/PoE products, and field-adjustable light output products. 

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Oct 10, 2018 Subscribe to the DLC QPL API

We are pleased to announce that the DLC has launched a subscription-service SSL QPL API, now available to all DLC users. An API subscription allows subscribers to integrate the DLC data stream directly into internal systems and processes.

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DLC Webinars

Technical Requirements V4.4: DC/PoE, Field-Adjustable Light Output & Distribution Webinar

October 04, 2018 Available to Download

On October 1, the DLC released Technical Requirements V4.4, which includes requirements for qualifying DC and PoE products and products with field-adjustable light output. This webinar provides an overview of the above policies, as well as a review of the DLC draft policy for field-adjustable light distribution, currently in its second-round comment period.

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Technical Requirements V4.4: Horticultural Lighting Overview Webinar

October 03, 2018 Available to Download

On October 1, the DLC released a policy to accept applications for and qualify products designed and marketed for use in horticultural lighting applications. This webinar provides an overview of the DLC Technical Requirements for Horticultural Lighting Products.

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Advanced Lighting Control System Performance: A Field Evaluation of Five Systems

September 25, 2018 Available to Download

This webinar explores the DLC's newly released report, "Lighting Control System Performance: A Field Evaluation of Five Systems." The webinar, hosted by the DLC and Pacific Northwest National Laboratory, outlines findings from five different installations of networked lighting control systems, from energy savings to cost-effectiveness, installation experiences, and impacts on occupant satisfaction.

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