In its infinite wisdom, the Senate Finance Committee has drafted what it calls the “One Big, Beautiful Bill” — a sweeping budget reconciliation package that aims to simultaneously bolster American industry, punish geopolitical rivals, and (unintentionally?) kneecap the U.S. solar sector. Hidden inside this legislative Frankenstein is a well-polished grenade: any solar project using components from a “Foreign Entity of Concern” (FEOC) will no longer be eligible for the Investment Tax Credit (ITC) after December 31, 2025.

What’s an FEOC, you ask? That’s Washington-speak for “any company remotely associated with China, its subsidiaries, its IP, or its financing.” So, if a panel was manufactured in Vietnam but the tooling came from Shanghai, you might be out of luck. If the wiring was assembled in Mexico with Chinese copper? Same deal. And don’t even get started on wafers — the vast majority of which are still inextricably tied to China no matter where they’re assembled.

Under sections 48E and 45Y, solar projects must now pass a purity test more rigorous than a NASA materials lab if they want to qualify for the lucrative 30% ITC. The bill doesn't just block subsidies for obviously Chinese-made panels. It bars anything with “material assistance” from China — a term as vague as it is ominous. That includes not only manufacturing and materials, but also design, R&D, software, and financing. If China so much as sneezed on your supply chain, you're out.
Here’s the timeline:

If your project begins construction before January 1, 2026, and you keep your supply chain squeaky clean, you might still get the ITC.

After that? No more wiggle room. No ITC. No exceptions.

But what does “begin construction” actually mean? According to IRS safe harbor rules, it can be as simple as buying your modules early. If you spend at least 5% of total project costs before the deadline—say, by purchasing panels under a binding contract—you’re considered to have “started” your project and can lock in ITC eligibility. Just make sure the documentation is airtight and you don’t park the modules in a warehouse and disappear for 18 months.
The goal is clear: bring manufacturing home and kick China out of the U.S. clean energy economy. But the execution? Let’s just say it’s a bit like asking a starving man to go organic — great idea in theory, completely impractical in reality.
The irony? The same bill claims to promote energy independence and accelerate the clean energy transition. Yet it effectively guts the most accessible and cost-effective solar modules on the market. Over 80% of the global solar supply chain still has ties to China. Domestic alternatives are growing but remain nowhere near scale, and pricing is... let’s call it ambitious.
For small and mid-sized EPCs, this isn’t just red tape — it’s a noose. Many projects rely on low-cost panels to hit feasibility targets. Strip away the ITC, and suddenly what was bankable becomes dead on arrival.
De-Risk with U.S. Made Modules
To dodge FEOC landmines, more developers are turning to U.S. Made panels like First Solar. They're ITC-safe, bonus-eligible, and free from Chinese ties. They cost a little more—but in this regulatory minefield, they’re not just modules—they’re insurance.