PRESS RELEASE

    IAPMO Makes Tentative Interim Amendment (TIA) Available for Public Comment

    IAPMO Makes Tentative Interim Amendment (TIA) 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 003-24 revises text in the 2024 edition of the UMC, Table 1102.3 (Refrigerant Groups, Properties, and Allowable Quantities), regarding values for Refrigerant Concentration Limits (RCLs) and Lower Flammability Limits (LFLs) of listed refrigerants. The comment form is located at:

    https://codes.iapmo.org/docs/2024/UMC/TIA/Submit%20Comment%20Form%20(TIA%20003-24).pdf

    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, the UMC staff liaison, at taylor.duran@iapmo.org.ilable for Public Comment

    ASSE Seeks Working Group Members for Development of Five National Product Standards

    14 July 2025

    ASSE International is seeking members to update or create the following product standards: ASSE 1012, ASSE 1023, ASSE 1051, ASSE 1376, and ASSE 1391. Working group members will be assisting the Product Standards Committee (PSC) with the continued development of these existing and prospective American National Standards. (ASSE 1376 and 1391 are new standards.)

    IAPMO’s SCB Earns ISO 45001:2018 Accreditation

    07 July 2025

    IAPMO’s Systems Certification Body (SCB) has been accredited by the ANSI National Accreditation Board (ANAB) to provide ISO 45001:2018 certification to existing and prospective clients wishing to demonstrate the effectiveness of their occupational health and safety management system.

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