ONTARIO, CA — The International Association of Plumbing and Mechanical Officials (IAPMO®) has posted the 2025 Report on Proposals (ROP) for the 2027 editions of the Uniform Solar, Hydronics and Geothermal Code (USHGC®) and the Uniform Swimming Pool, Spa and Hot Tub Code (USPSHTC®). The documents can be downloaded directly:USHGC Report on Proposals: Download PDFUSPSHTC Report on Proposals: Download PDFComment Period Opens Oct. 10Beginning Oct. 10, IAPMO will open the Call for Comments on all proposed amendments, additions, and deletions published in the ROP. Codes Protect Public Health and SafetyThe USHGC governs the installation and inspection of solar energy, hydronics, and geothermal energy systems. The USPSHTC covers swimming pool, spa, and hot tub systems. Broad Participation EncouragedIAPMO is calling on members, contractors, manufacturers, inspectors, labor representatives, design professionals, and consumers to take part in the development process.