The Technical Committee Meeting Monographs contain every code change proposal submitted for the 2027 editions of the UPC and UMC as part of the ANSI-accredited consensus code development process employed by IAPMO.
I recently received the following email: Advice needed on thermal expansion control. The homeowner has done his research and makes valid points regarding the conflicts within the UPC that was adopted by his local AHJ.
What do the 3-model codes, UPC (Uniform Plumbing Code), IPC (International Plumbing Code) and NSPC (National Standard Plumbing Code), have to say on the subject?
Developed and subsequently republished at the conclusion of each three-year code cycle, the UPC and UMC are designed to provide consumers with plumbing, heating and mechanical systems that meet all applicable standards while, at the same time, allowing latitude for innovation and new technologies.