The Code Authority® Newsletter

June 2026

Explore this month’s articles on updated product safety requirements and trends from UL Solutions experts.
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Developed by industry specialists with an unbiased stance on the requirements needed to enable a safer built environment, The Code Authority® (TCA) newsletter provides relevant updates from UL Solutions on topics of interest to authorities having jurisdiction (AHJs), inspectors, code officials, tradespeople, educators and industry professionals across the fire, electrical, security and building sectors. 

Enjoy the articles below and join in the conversation with the TCA community on LinkedIn, YouTube and Spotify.

Data Center Cooling Performance Evaluation to ASHRAE 127

Learn about ASHRAE 127 and Addendum b, data center cooling performance metrics, and how new liquid cooling tests support product comparisons.

A large hallway with supercomputers inside a server room data center. Technology used for cloud computing and network security.

Fire-Resistance Rating and Opening Protectives

UL Solutions breaks down how walls and openings are tested and regulated, explaining why doors and windows meet different fire safety standards.

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The Future of Modular Construction

As modular construction grows rapidly worldwide, code authorities play a crucial role in supporting building safety, resilience and code compliance.

Construction site of an office building in Berlin. The new structure will be built in modular timber construction. MODULAR WOODEN HOUSES made out of renewable resources.

UL Solutions Continues Momentum with The Code Authority® Leadership Awards

An annual program honoring authorities having jurisdiction (AHJs) for leadership, mentorship and impact on public safety, based on peer recognition.

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UL Solutions Warns of Unauthorized UL Marks on Single-Point Locks for Swinging Fire Doors

Unauthorized certification marks were applied to certain single-point locks, which have not been evaluated by UL Solutions to the appropriate safety standards, posing potential risks.

Counterfeit mark single point locks
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Bruce E. Johnson

Bruce Johnson

Bruce is the managing editor of The Code Authority® newsletter and brings his passion for fire and life safety, along with over 30 years of experience, to his role as regulatory services manager at UL Solutions. 

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The Code Authority® (TCA) newsletter is developed by industry specialists who have an unbiased stance on the requirements needed to enable a safer built environment. For further information or questions, please contact UL Solutions.