Docs
Solar tax guides

Solar tax guides

Plain-English guides to the solar tax credit, bonus depreciation, and transferable credits in 2026–2027, reviewed by a tax attorney and CPA.

Commercial Solar Tax Credit 2026–2027: 48E Deadlines, Bonus Depreciation & How Businesses Still Qualify

Businesses can still claim the 30% commercial solar tax credit (Section 48E) if the system is placed in service by December 31, 2027, plus 100% bonus depreciation. Deadlines, rules, and a worked example.

October 15, 2026 at 12:00 AM

View

Is the Solar Tax Credit Ending? What Changed in 2026

The 30% residential solar tax credit ended for systems completed after December 31, 2025. What still qualifies in 2026, how to claim a 2025 install, and the business credit that remains through 2027.

October 15, 2026 at 12:00 AM

View

Transferable Solar Tax Credits (Section 6418): How Buying Credits Cuts Your Tax Bill

Section 6418 lets taxpayers buy clean energy tax credits at a discount to reduce federal tax. How credit transfers work, pricing, risks, and the passive-activity limit for individual buyers.

October 15, 2026 at 12:00 AM

View