Category: Regulation

IRS Safe Harbor Reinstated: Latest Developments and What They Mean for Utility-Scale Solar 

In a significant development for the U.S. solar industry, a federal court has overturned IRS Notice 2025-42—effectively restoring the long-standing 5% safe harbor for establishing the “beginning of construction” under Sections 45Y and 48E.
For developers managing projects larger than 1.5 MW, this ruling creates a short-term strategic window to re-evaluate how projects qualify for federal tax credits before the July 4, 2026 deadline.

New FEOC Rules in Effect For Current Tax Year

If you’re planning to claim 45Y, 45X, or 48E tax credits for solar projects beginning this year, you must comply with the new Foreign Entity of Concern (FEOC) restrictions established by the One Big Beautiful Bill Act (OBBBA).
Find answers to common questions about the new FEOC rules for solar projects and manufacturers in this post.