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Energy-Efficient Commercial Building Section 179D Tax Deduction

The Section 179D Energy-Efficient Commercial Building Tax Deduction applies to the design and installation of "green" building incentives in areas of interior lighting, HVAC, hot water, or building envelope systems in commercial buildings.

Who Can Save?

The Federal Energy-Efficient Commercial Building Deduction can potentially save building owners and lessees who make energy efficient improvements thousands. Qualifying commercial buildings include:

  • Apartment buildings (at least 4 stories)
  • Industrial buildings
  • Office buildings
  • Retail buildings
  • Warehouses

Designers of government-owned buildings such as architects, engineers, contractors, environmental consultants or energy services providers are also eligible to collect the credit for new construction or renovations performed on government buildings such as:

  • Airports
  • Courthouses
  • Libraries
  • Military bases
  • Schools
  • Town Halls and others

How Much Could You Save?

Here is a summary of 179D Tax deductions from the Office of Energy Efficiency & Renewable energy.

179

* Savings refer to the reduction in the energy and power costs of the combined energy for the interior lighting, HVAC, and hot water systems as compared to a reference building that meets the minimum requirements of ASHRAE Standard 90.1-2007 for properties placed in service on or before December 31, 2020. Savings percentages based on IRS Notice 2012-26.

** Not to exceed cost of qualifying property

*** The tax deduction is prorated depending on the reduction in Lighting Power Density (LPD). See IRS Notice 2006-52 for the definition of "applicable percentage."

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