Instruction from the DLC to Update Listed Horticultural Lighting Products to V2.1

LDS DLC Logo 2022

Jan 6, 2022

All listed products on the Horticultural QPL must be updated to Horticultural Technical Requirements V2.1 and submit update applications by December 31, 2021. Below is guidance for updating V1.2 products to V2.1 with and without TM-33 data. All products are required to follow the provisions for updating horticultural fixtures and applicable update application fees. 

Updating V1.2 Products

  • All V1.2 listings updating to V2.1 (with or without TM-33) must submit an update application by December 31, 2021. Any V1.2 products not updated will be delisted in January 2022.

Updating V2.1 Products without TM-33 Data

  • All V2.1 listings without TM-33 are required to submit TM-33 data by April 1, 2022. Any products without TM-33 data will be delisted in May 2022.

Submitting New V2.1 Applications

  • Starting in March 2022, all new V2.1 applications will require TM-33 data for submission. 

If you have any questions about updating horticultural products to Technical Requirements V2.1, please email horticulture@designlights.org.

Source

Related Articles

Changing Scene

  • Jan 19, 2026 - Intralec Appointed as Representative for Lumacell in the Greater Toronto Area

    Intralec Appointed as Representative for Lumacell in the Greater Toronto Area (GTA)

    Intralec is pleased to announce that it has been appointed as the official representative for Lumacell in the Greater Toronto Area (GTA) for the stock and flow shelf goods business. This new partnership strengthens Intralec’s offering in life-safety and emergency lighting systems, providing distributors in the GTA with expanded access to Lumacell’s trusted portfolio of… Read More…

  • Jan 14, 2026 - GVA Lighting Promotes Gareth Bruce to Vice President – Sales & Marketing

    GVA Lighting Promotes Gareth Bruce to Vice President – Sales & Marketing

    GVA Lighting is pleased to announce the promotion of Gareth Bruce to Vice President of Sales and Marketing, effective December 5th, 2025. Gareth joined GVA in May 2024 as Regional Sales Manager – Southeast, bringing more than two decades of lighting industry experience from Philips / Signify. He was promoted to Director of North American Sales in September 2024 and has since… Read More…

Design

  • EB Horsman: Can LED Roadway Lighting Enhance Road Safety & Efficiency?

    EB Horsman: Can LED Roadway Lighting Enhance Road Safety & Efficiency?

    At EB Horsman, they recognize that effective roadway lighting is a crucial component of public safety. With Lumec’s LED roadway lighting solutions, communities can ensure reliable, high-quality illumination that supports safer travel for everyone, day or night, while also improving energy efficiency and long-term operational performance. High-quality roadway lighting is a critical component of public… Read More…

  • Prolux Lighting & Controls: Project Spotlight – Residential House in the Kootenays

    Prolux Lighting & Controls: Project Spotlight – Residential House in the Kootenays

    Have a look at this custom residential home in the Kootenays, where Prolux utilized the HALO RL6 Slope Ceiling Direct Mount fixtures by Cooper Lighting Solutions designed specifically for sloped ceilings. These luminaires provided consistent, high-quality illumination while maintaining a clean, low-profile ceiling aesthetic. Their direct-mount design allowed for seamless integration throughout the home, supporting… Read More…

New Products

  • Lumenpulse: Lumencore Cylinder Opticolor+ Small Pendant

    Lumenpulse: Lumencore Cylinder Opticolor+ Small Pendant

    The Lumencore Cylinder Opticolor+ Small Pendant brings dynamic elegance to compact spaces. This sleek, small-scale luminaire combines high-performance white light with fully controllable RGBW output—powered by Opticolor+ technology for precise beam control, smooth dimming, and seamless colour blending. Ideal for intimate interiors that demand both sophistication and flexibility. Read More…

  • Philips Hue Transforms Lighting Design with the Hue SpatialAware Feature That Understands Your Space

    Philips Hue Transforms Lighting Design with the Hue SpatialAware Feature That Understands Your Space

    Signify is introducing Hue SpatialAware, which will transform how Philips Hue users experience light scenes. This feature analyzes the layout of your room and the placement of your Philips Hue lights to create the optimal lighting experience tailored to your unique environment. It’s like having a lighting designer in your pocket, allowing you to experience… Read More…