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The Daily Insight

What is considered internal structural framework of the building?

Author

James Williams

Published Apr 09, 2026

internal structural framework (This is defined to include load-bearing internal walls and any other internal structural supports, including the columns, girders, beams, trusses, spandrels, and all other members that are essential to the stability of the building.)

What does not qualify for QIP?

What is not included in Qualified Improvement Property? Common items not considered QIP may include enlargements of the building, elevators and escalators, the internal structural framework of the building and residential property.

Does HVAC qualify for QIP?

Improvements attributable to the building’s internal structural framework (such as roofs, rooftop HVAC units, exterior windows, load-bearing walls and supports) do not qualify as QIP. Also excluded are enlargements to the building (increased footprint), and elevators or escalators.

Is HVAC considered structural?

While the replacement HVAC units installed on the roof of the building and on concrete slabs adjacent to the building are structural components of the building, these improvements are to the exterior of the building and not to the interior portion of the building.

Is HVAC structural?

Walls, partition, floors, and ceilings are just some of the structural components of a building. There are windows and doors All components of a central air conditioning or heating system.

Is QIP considered real property?

Summary. QIP refers to any improvement made by a taxpayer to an interior portion of an existing building that is nonresidential real property (residential rental property is excluded). As originally intended in the Tax Cuts and Jobs Act of 2017, QIP would be 15-year property beginning in 2018 and bonus-eligible.

What is the depreciable life of HVAC?

The recently-enacted Tax Cuts and Jobs Act of 2017 included a provision to allow HVAC products to be immediately expensed. Under Section 179, all components of a “heating, ventilation, and air-conditioning” system can now be deducted in full during the first year, instead of being slowly depreciated over 39 years.

Are exterior doors considered structural?

Structural component means the roof, foundation, basement, walls, ceilings, or floors of a home. The structural components of a building’s exterior walls include the vertical studs, top and bottom plates, and window and door sills and headers.

Is electrical work considered structural?

As the name might imply, structural changes include changes that are done to the deep structure of the house. This includes a new roof, electrical wiring or plumbing, and work on the foundations. Structural work is often done to bring a dwelling up to local building standards.