What's Happening?
The Internal Revenue Service (IRS) has released new guidance detailing restrictions on the use of foreign equipment in clean energy projects, specifically targeting equipment from Chinese and other prohibited foreign entities. This guidance, outlined
in IRS Notice 2026-15, is part of the One Big Beautiful Bill Act (OBBBA) enacted last year, which aims to prevent foreign entities from benefiting from U.S. energy tax incentives. The guidance introduces the Material Assistance Cost Ratio (MACR) to determine if a project has received material assistance from a prohibited foreign entity. The MACR must meet specific thresholds to qualify for federal tax credits, starting at 40% for electric generating facilities in 2026 and increasing to 60% by 2030. The IRS also provides safe harbors and exceptions to simplify compliance for companies.
Why It's Important?
This guidance is crucial for U.S. clean energy projects seeking federal tax credits, as it sets clear parameters for compliance with the OBBBA. By restricting the use of foreign equipment, particularly from China, the IRS aims to bolster domestic manufacturing and reduce foreign influence in the U.S. energy sector. This move could significantly impact companies involved in clean energy projects, as they must now carefully assess their supply chains to ensure compliance. The guidance also reflects broader geopolitical tensions and the U.S. government's efforts to secure its energy infrastructure from foreign control.
What's Next?
The IRS is soliciting comments on the guidance until March 30, 2026, and companies can rely on the current guidance for projects beginning construction in 2026. Future regulations are expected to further clarify these rules, and companies will need to adapt their procurement strategies to meet the MACR thresholds. Stakeholders in the clean energy sector, including manufacturers and project developers, will likely engage with the IRS to influence the final regulations and ensure their interests are considered.













