The International Association of Plumbing and Mechanical Officials has been protecting the public’s health and safety for ninety years by working in concert with government and industry to implement comprehensive plumbing and mechanical systems around the world.

As a membership-based association, IAPMO is proud to utilize an open consensus process in the development of our flagship Uniform Plumbing Code® and Uniform Mechanical Code®. These codes are established through scientific research, debate, and analysis, strengthening our position at the forefront of the plumbing and mechanical industries.

The IAPMO Group is a complete service organization, providing code development assistance, industry-leading education, plumbing and mechanical product testing and certification, building product evaluation and a manufacturer-preferred quality assurance program. Each component of the IAPMO Group works toward playing an integral part in protecting the health of people everywhere.


U.S. Congressman Introduces IAPMO Supported Plumbing Research Investment Legislation

RPA and ASSE Certify First 11 Professionals to Become Hydronics Systems Instructors

2015 South Dakota Plumbing Code Now Available

IAPMO Advances Development of 2018 Solar and Swimming Pool Codes During Technical Committee Meetings

International Water, Sanitation and Hygiene Foundation Signs MoU with Water Institute at the University of North Carolina

IAPMO Begins Administering Certifications and Renewals for Inspectors and Examiners

Drought Toolkit IAPMOnline