In accordance with the IAPMO Regulations Governing Committee Projects, IAPMO would like to announce that two Tentative Interim Amendments (TIA) to the 2018 and 2021 editions of the Uniform Mechanical Code (UMC<sup>®</sup>) are being submitted for public comment.
UMC TIA 009-18 revises text in the 2018 edition of the UMC, Section 1109.2 (Joints), Section 1109.7 (Pipe Enclosure), and Table 1701.1 (Referenced Standards) regarding press-connect joints for refrigeration piping.
The comment form is located HERE.
UMC TIA 001-21 revises text in the 2021 edition of the UMC, Section 1109.2 (Joints), Section 1109.7 (Pipe Enclosure), and Table 1701.1 (Referenced Standards) regarding press-connect joints for refrigeration piping.
The comment form is located HERE.
IAPMO invites all interested parties to review the proposed TIAs on the IAPMO website under Uniform Mechanical Code / Proposed TIAs and respond by filling out the comment form.
The deadline to submit comments is Oct. 15.
Completed forms may be emailed to Zalmie Hussein, Mechanical Code Development administrator, at zalmie.hussein@iapmo.org.
ARCSA International will host a new Technical Symposium May 20–21, 2026, at Grundfos Headquarters in Brookshire, Texas. This two-day event will feature advanced training, industry updates, technology displays, and networking opportunities, with full program details coming later this year.
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