Technical Resources
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
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. 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 iQ®. Visit UL Product iQ® to register for free today.)
- Access control and gate operators
- Antifreeze solutions – Certified for use in fire sprinkler systems
- Bonding around concentric knockouts
- Circuit Integrity Systems & Circuit Integrity Cable
- Cool roofs
- Cross bracing in wall assemblies
- Egress path marking systems
- Emergency responder communication enhancement systems (ERCES)
- Energy storage systems – What code officials need to know about 2020 NEC article 706
- Enhanced and smart UL marks
- Exterior Wall Fire Test (NFPA 285) – video
- Fireplace floor protectors and wall shields
- Fire pump controller applications
- Fire rated ducts
- Firestop installations (video)
- Fuel cells – 2018 requirements
- Ground fault protective devices
- LED retrofit kits for luminaires
- LED retrofit kits for signs
- Low GWP refrigerants – New safety requirements
- Membrane penetrations
- Numbering Systems for Penetration Firestop Systems and Joint Systems
- Plant oil extraction equipment
- Plenums, products used in
- Power factor correction equipment
- Printing buildings- 3D printed buildings and UL 3401 (NFPA Journal-Vol. 114, #2, 2020)
- Recessed luminaries in Fire Resistive Assemblies
- Relocatable Power Taps – Hospital grade power strips for use in health care facilities
- Restrained and unrestrained assemblies
- Roofing, wind uplift certifications
- Safe rooms and Storm Shelters
- Smart meters
- Tanks, UL 142 aboveground
- UL 94 and related flammability ratings
- UL 2043 – Test for discrete products installed in air-handling spaces
- UL 3401 – 3D manufactured buildings
- UL 9540A battery energy storage system (ESS) test method
- Windstorm rated assemblies and building products
UL Codes & Regulatory Services experts are available to provide code authorities with answers about the applications for which products are certified. Leave a message or send an email and we will respond promptly. Please call +1.800.595.9844 or email ULRegulatoryServices@ul.com.