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Code Authorities -- fire and building

Field related certification services

UL offers many services related to product certification of installed products. Learn more about the evaluation of products in the field (field evaluation program), reporting product complaints or the misuse of UL Marks in the field (product incident report), and other important topics.  Learn more.

Regulatory support services

UL Regulatory Services Department has assisted authorities having jurisdiction (AHJ), code officials and other regulators with varying aspects of their jobs. UL supports this community through a number of channels including our online certifications directory to verify UL Listings, learn about new product categories and public notices, order publications available only to AHJs, or direct contact to a UL Regulatory Services representative.  Learn more.

Newsletters and publications

UL's technical knowledge is conveyed through various UL publications as well as outside trade and association journals. View product marking information and installation summaries (Marking Guides), past articles printed in IAEI Magazine and Electrical Contractors (EC) Magazine, the latest UL-IAEI inspector meeting report, and past issues of UL's newsletters The Code Authority, TCA: Electrical Connections, The Fire & Security Authority, and EPH Regulator.  Learn more.

Technical topics

UL provides technical information regarding specific topics within a given discipline. This could range from new developments on electrical metallic tubing (EMT) fittings or distributed generation equipment to information on fire-resistive products or drinking water systems.  Learn more.