We provide a wide range of UL technical topics and 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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Smoke Alarms – Additional Scientific Resources
  1. UL FSRI Comparison of Modern and Legacy Home Furnishings
  2. NFPA Smoke Characterization Project Reports
  3. UL Report: Characterization of Smoke Alarm Nuisance Sources from Cooking Scenarios

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. Click here


Complimentary Access to UL Standards

If there is a need to access the UL Standards this can now be done using our complimentary web based service. To learn more about creating an account and accessing UL Standards for free visit this page


Passive Fire Protection for Structural Steelwork

More information about fire protection certifications for steel structural elements and a complimentary download of UL’s Best Practice Guide for Passive Fire Protection for Structural Steelwork


Technical information on code related UL certifications and services.
Topics in alphabetical order

(Many links in the articles point to information found in UL Product iQTM. Visit UL Product iQ to register for free today.)


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