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Electrical code authorities

Electrical inspectors, designers and installers rely on UL to provide world-class safety certifications, standards and technical information on products regulated by electrical codes.

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UL certification programs, services and technical information on products regulated by the NEC® help electrical officials and other electrical professionals achieve safe, code compliant installations. These topics are organized by the same chapter structure consistent with those in the NEC.
A powerful tool that correlates installation code sections with UL certifications and services. Try it now!
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UL has resources to help code authorities approve installations of unlabeled products in the field and address product safety concerns.
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Technical information on topics of interest to code authorities.
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Answers to common questions that code authorities have on UL certifications and services.
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