PRESS RELEASE

IAPMO Code Change Monographs Now Available

IAPMO Code Change Monographs Now Available

Ontario, California — IAPMO® has made the 2025 Uniform Plumbing Code (UPC®) and Uniform Mechanical Code (UMC®) technical committee meeting monographs available for download.

All individuals anticipating an active role in the ANSI-accredited consensus development of the
Uniform Codes at the technical committee meetings in Los Angeles, May 6-9, can download these documents from the following URLs: 


The monographs contain every public comment submitted for the 2027 editions of the UPC and
UMC as part of the code development process employed by IAPMO. 
 

Topic areas for public comments to the UPC include: reference standards for plumbing fixtures; temperature limitations of appliances and fixtures; drinking water treatment systems; water supply fixture branch pipe sizing; hangers and supports; material for building storm sewer pipe; fuel gas provisions; medical gas provisions; storm drains; flexible water connectors; material requirements for water supply and distribution systems; tankless water heater connections; pitless wells; water softeners and water treatment systems; backflow prevention devices; rehabilitation provisions for building sewer and sewer lateral piping; roof drainage provisions; recirculating pumps in healthcare facilities; septic tank construction; and Legionella and scalding risks.

Topic areas for public comments to the UMC include: Remote inspections for permitting; accessibility of appliances for service, repair, and replacement; protective barriers for appliances and energy storage systems installed in residential garages; suspended piping and tubing materials; exhaust ventilation for parking garages; balanced mechanical ventilation systems for dwelling units; location of outdoor air intakes; termination of exhaust ducts; makeup air provisions for clothes dryers; installation of laboratory exhaust systems and chemical fume hoods; explosion venting for product-conveying ducts; duct leakage test methods and inspections; materials used for duct systems; product listing and installation requirements for specific appliances based on fuel source; installation of air-source heat pump water heaters; requirements for refrigeration machinery rooms; sizing of dual purpose and instantaneous water heaters; automatic makeup fluid for hydronic systems; geothermal energy systems and district energy systems; installation requirements for hydrogen fuel gas piping; and installation requirements for mechanical systems in tiny houses.

For specific information about the UPC technical committee, please contact Enrique Gonzalez at (909) 230-5535 or e-mail your question to enrique.gonzalez@iapmo.org. For the UMC technical committee, contact Taylor Duran at (909) 218-8126 or e-mail your question to taylor.duran@iapmo.org
 

IAPMO Becomes Only Testing Lab and Certification Body in World to Receive NOM-012-CONAGUA-2021 Accreditation and Approval

01 April 2025

IAPMO Mexico and IAPMO R&T, the premier testing and certification agencies for the Mexican plumbing industry, are very pleased to announce they have achieved accreditation through entidad Mexicana de acreditación, A.C. (ema) and approval by CONAGUA to provide both testing and certification in Mexico to NOM-012-CONAGUA-2021, the nation’s mandatory national standard for valves and faucets.

Plumbing Industry Leaders Across Nation Unite for March4Water Events to Promote Public Health, Water Quality, and Economic Sustainability

31 March 2025

Plumbing industry representatives came together last week at state capitols across the United States for a series of Plumbing Industry Days, advocating for policies that improve public health, water quality, and economic sustainability. The events, held in New Jersey, Missouri, Iowa, and Massachusetts, were part of the broader March4Water initiative organized by IAPMO to celebrate World Plumbing Day (March 11) and World Water Day (March 22) and included legislative proclamations in New Jersey and California declaring March as March4Water Month in both states.

IAPMO and Plumbing Industry Leaders Highlight Value of Massachusetts Plumbing Code at State House; Support Safe, Reliable Plumbing Standards 

28 March 2025

Nearly 200 Massachusetts plumbing industry leaders met with Massachusetts Gov. Maura Healey and other key policymakers at the Massachusetts State House on Thursday for the third annual Plumbing Industry Day. Plumbing Industry Days are organized to provide expert insights to legislators and staff on policies that impact public health, water quality, and economic sustainability. 

Scroll to top