Comparison of Local Residential, Light Commercial and Service Addenda

Released in November 2025 by the SMACNA National Labor Relations Department, this report analyzes and compares 59 Local Residential, Light Commercial and Service Addenda.

The comparison addresses:

Scope and definition of residential work
Piece work
Light commercial and Residential service terms and conditions
Approval Provisions
Employee classifications
Wages and fringes
Ratios
Referral procedures
Work hours, overtime and holidays
Tools
Miscellaneous provisions

Click here to read the Comparison of Local Residential, Light Commercial, and Service Addenda

Dec 10, 2025 — Member Update

Latest Articles

2026 MEP Interview: Jen Clark (SMACNA Innovator of the Year)

Jan 28, 2026 - SMACNA's Innovator of the Year discusses the meaning of the award to her and how SMACNA is driving the conversation around innovation in the construction space.

Tom Martin Interviewed in SNIPS News

Jan 28, 2026 - SMACNA’s Past President takes a moment to reflect on his term and the state of the industry.

Help SMACNA National Update Your Chapter Information

Jan 28, 2026 - With your help, we can ensure that SMACNA has the most up-to-date data that will enable us to provide more targeted communications to chapters and members.