The Energy Policy Act of 2005 (EPAct) created the §179D Energy Efficient Commercial Building Deduction as a tax incentive to encourage energy efficient design. It applies to both newly constructed and renovated buildings targeting HVAC and lighting systems as well as the building envelope. The §179D Deduction is available to commercial building owners as well as engineers, architects, and other designers of buildings owned by government agencies and other tax-exempt entities.
» Learn about the §179D Deduction for 2022 and prior.
For taxable years beginning in 2024, the maximum §179D Deduction increases to $5.65 per square foot, as follows:
Prevailing Wage Requirements to Maximize the §179D Deduction for 2023 Projects and Onward
» Details on satisfying prevailing wage and apprenticeship requirements.
The §179D Deduction can be taken every three tax years when the building is placed in service in 2023 and thereafter (four in some situations).
Architects, engineers, and others can benefit for design work on tax exempt entities.
For buildings placed in service in 2023 and after, engineers, architects, and other designers can obtain §179D Deductions from tax-exempt entities, including:
ICS successfully obtained over $4,000,000 in §179D Deductions for a national engineering firm who designed the entire HVAC system for multiple K-12 school buildings and offices.
Placed in Service Year
|
Amount
|
2024
|
$5.65 /sqft
|
2023
|
$5.36 /sqft
|
2022
|
$1.88 /sqft
|
2021
|
$1.82 /sqft
|
2020 and prior
|
$1.80 /sqft
|
Our team of engineers and tax professionals will perform free assessments to prequalify your project.
Our §179D Deduction service includes:
For buildings placed in service from 2006 through 2022, the §179D Deduction allows building owners to claim up to $1.80 per square foot. In the case of a taxable year beginning after 2020, the $1.80 per square foot will be adjusted by inflation ($1.82 for 2021 and $1.88 for 2022).
To qualify, newly constructed or renovated buildings must exceed the ASHRAE standards for HVAC, building envelope and interior lighting. The §179D Deduction is available to commercial building owners as well as engineers, architects, and design contractors of government owned buildings. The building can be newly constructed or retrofitted with system improvements. Parking garages and residential buildings with four or more stories may also be eligible.
ICS-tax.com/services/179d