Plumbing certifications and services

Our numerous services and certification programs help code authorities and designers achieve safe, code compliant installations.

Certified products regulated by plumbing codes

View information on a wide range of plumbing products certified to standards and requirements included in model plumbing codes. Learn more. 

UL Plumbing Mark

This certification mark verifies compliance with both the International Plumbing Code (IPC) and the Uniform Plumbing Code (UPC). Learn more. 

UL and ICC-ES Dual Listing program

This program demonstrates compliance with the IPC and the UPC from both UL and ICC-ES. Learn more.

Low lead testing

This program verifies compliance with the new lead requirements in California and Vermont. Learn more.