Complaint Handling FAQ
Any person may lodge a complaint regarding a UL Certification, a UL service or a UL Standard.
Please follow the links below to file a complaint:
- To report a concern about a UL Certification, please contact our market surveillance team.
- Complaints about UL services can be sent to our customer experience center or directly to one of our local offices.
- For complaints or appeals regarding UL Standards, more information is available in our Standards section.
All customer complaints are generally acknowledged within 48 hours.
The result of any investigation and issue resolution is communicated via telephone or e-mail.