We provide a wide range of publications that include the information you need to provide safe, sustainable code compliant installations.

Newsletters for Code Authorities

Newsletters for Code Authorities

UL quarterly newsletters provide code authorities with relevant technical articles and timely updates on UL developments that can enhance your ability to approve safe, sustainable code compliant installations.

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Marking and Application Guides

Marking and application guides are designed to assist code authorities, designers, and installers in determining the suitability of UL certified equipment for use in a particular installation.


Technical information on code related UL certifications and services.

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If further assistance is needed related to this important topic, please visit our website or contact a member of our Codes and Advisory Services staff. For all other inquiries, please contact UL’s Customer Service Professionals at 1+877.854.3577 (1+877.ULHelps) or email: cec@ul.com