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Report on Comments Toward Development of 2024 USHGC, USPSHTC Now Available for Online Download

Ontario, Calif. (Sept. 1, 2023) — The International Association of Plumbing and Mechanical Officials (IAPMO®), developer of the Uniform Solar, Hydronics and Geothermal Code (USHGC) and UniformSwimming Pool, Spa and Hot Tub Code (USPSHTC), has posted online the 2023 Report on Comments (ROC) for the 2024 editions of these prospective American National Standard- designated model codes. The ROC is the technical committee report on the actions taken by the technical committee accompanied by a ballot statement and one or more comments resulting from public review of the Report on Proposals(ROP).

Interested parties are encouraged to download these documents at the following URLs:

USHGC: https://codes.iapmo.org/docs/2024/USHGC/2023 USHGC Report on Comments.pdf   

USPSHTC: https://codes.iapmo.org/docs/2024/USPSHTC/2023 USPSHTC Report on Comments.pdf

The USHGC and USPSHTC are model codes developed by IAPMO to govern the installation and inspection of solar energy, hydronics and geothermal energy systems, as well as swimming pool, spa, and hot tub systems, respectively, as a means of promoting the public’s health, safety, and welfare. The 2024 edition of each code, scheduled for publication early next year, is being developed through a processaccredited by the American National Standards Institute (ANSI). The notification of the ROC availability will also be posted in the ANSI Standards Action for public review. The public review deadline is Oct.27. Please send any comments to codes-dept@iapmo.org.

Anyone may appeal to the Executive Committee of the USHGC/USPSHTC in accordance with Section 9.0 of IAPMO’s Regulations Governing Consensus Development of the USHGC and USPSHTC.

The notification of intent to file a written appeal deadline is Oct. 27.

For questions regarding submitting comments to the USHGC, please contact Taylor Duran at (909) 218-8126 or taylor.duran@iapmo.org. For questions regarding submitting comments for to USPSHTC, please contact Enrique Gonzalez at (909) 230-5535 or Enrique.gonzalez@iapmo.org.


IAPMO develops and publishes the Uniform Plumbing Code®,the most widely recognized code of practice used by the plumbing industry worldwide; Uniform Mechanical Code®; Uniform Swimming Pool, Spa and Hot Tub Code®; and Uniform Solar Energy, Hydronics and Geothermal Code — the only plumbing, mechanical, solar energy and swimming pool codes designated by ANSI as American National Standards — and the Water Efficiency Standard (WE-Stand)™. IAPMO works with government, contractors, labor force, and manufacturers to produce product standards, technical manuals, personnel certification/educational programs and additional resources in order to meet the ever-evolving demands of the industry in protecting public health and safety.

Last modified: September 1, 2023