PRESS RELEASE

    IAPMO Makes Tentative Interim Amendment Available for Public Comment

    IAPMO Makes Tentative Interim Amendment Available for Public Comment

    Ontario, Calif. – In accordance with the IAPMO Regulations Governing Committee Projects, IAPMO would like to announce that a tentative interim amendment (TIA) to the 2024 edition of the Uniform Mechanical Code (UMC®) is being submitted for public comment.

    UMC TIA 002-24 revises text in the 2024 edition of the UMC, Section 1104.6.2.4 (Refrigerant Concentration Above Limit), regarding reference to the setpoint for refrigerant detection systems. The comment form is located HERE.

    IAPMO invites all interested parties to review the proposed TIA on the IAPMO website under Uniform Mechanical Code / Proposed TIAs and respond by filling out the comment form.

    The deadline to submit comments is Sept. 5.

    Completed forms may be emailed to Taylor Duran, UMC staff liaison, at taylor.duran@iapmo.org.

    IAPMO USHGC, USPSHTC Code Change Monographs Now Available

    13 April 2026

    Ontario, California — IAPMO® has made the 2026 Uniform Solar, Hydronics and Geothermal Code (USHGC®) and Uniform Swimming Pool, Spa and Hot Tub Code (USPSHTC®) Technical Committee Meeting Monographs available for download. 

    IAPMO Seeks Technical Correlating Committee Members 

    10 April 2026

    IAPMO® is seeking volunteers to participate on the Technical Correlating Committee (TCC) to work toward correlation of the 2030 editions of the Uniform Plumbing Code (UPC®) and Uniform Mechanical Code (UMC®). The deadline to submit an application is May 22.

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