Created by the Energy Policy Act of 2005, the Commercial Buildings Tax Deduction (Section 179D of the tax code) provides an accelerated tax deduction of up to $1.80/sq.ft. as an incentive to install energy-efficient building systems, including interior lighting. The tax deduction expired and renewed several times over the years, most recently with the passage [...]





![Dallas Market Center ArcLight Summit banner: Call for Speakers, June 22–23, 2027 — Apply Now (logo with colorful arc.”] ,](https://i0.wp.com/www.lightnowblog.com/wp-content/uploads/2026/10/2610_LightNow_Archlight_Banner-Ad_900x400-e1792264459229.png?fit=900%2C400&ssl=1)

