Electrical inspectors and installers rely on UL to provide world-class safety certifications, standards and technical information on products regulated by electrical codes.
UL Product Spec includes the UL White Book information and much more. It helps you easily locate UL certification information needed to achieve safe, sustainable code complaint installations. This next generation search engine allows you to search, validate, or confirm a wide range of electrical equipment and materials, fire-resistance rated assemblies and systems, and building materials.
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.
UL Field Evaluations bridge the gap between uncertified equipment and a code-compliant installation acceptable to the Authority Having Jurisdiction
UL has resources to help code authorities approve installations of unlabeled products in the field and address product safety concerns.
Technical information on topics of interest to code authorities.
Answers to common questions that code authorities have on UL certifications and services.