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IRA Section 179D Commercial Buildings Energy Efficiency Deduction

Internal Revenue Service (IRS)IRA-179DRefreshed 1 month ago
Do I qualify?
Max funding

Varies

Amount varies

Type

Tax Credit

Reduces tax liability

Deadline

Rolling

No fixed cutoff

Timing

Annual tax return

Claim with year-end filing

Complexity

Moderate

File with tax return

About This Program

Allows businesses to deduct up to $5.65/sq ft for commercial buildings achieving significant energy savings through improvements to HVAC, lighting, and building envelope systems. IRA expanded the deduction and allowed non-profits and government to allocate it.

Key Requirements & Eligibility

  • 1Deduction of $0.50–$5.65 per sq ft based on % energy savings over ASHRAE baseline
  • 2Full $5.65/sq ft requires 50%+ energy savings and meeting prevailing wage requirements
  • 3Eligible improvements: interior lighting, HVAC/hot water, building envelope
  • 4Tax-exempt entities (nonprofits, gov) can now allocate deduction to the designer of record
  • 5Energy model must be certified by qualified third party using IRS-approved software

Do I qualify?

Answer the questions below to get an instant self-assessment of your fit for this program. This is informational — final determinations are made by the administering agency.

0 of 5 answered

1.Deduction of $0.50–$5.65 per sq ft based on % energy savings over ASHRAE baseline

2.Full $5.65/sq ft requires 50%+ energy savings and meeting prevailing wage requirements

3.Eligible improvements: interior lighting, HVAC/hot water, building envelope

4.Tax-exempt entities (nonprofits, gov) can now allocate deduction to the designer of record

5.Energy model must be certified by qualified third party using IRS-approved software

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