ONTARIO, CA — 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 ...

ONTARIO, CA — The International Association of Plumbing and Mechanical Officials (IAPMO ®) has published IAPMO/UPC/Appendix H-2021, Private Sewage Disposal Systems, as a standalone document. This ...