A brutal change hits Affordable Care Act (ACA) marketplace enrollees in 2026, and it will blindside a lot of otherwise savvy people—especially business owners, early retirees, and the tax professionals who advise them.

If you’ve been carefully managing modified adjusted gross income (MAGI) to qualify for health insurance subsidies, the rules of the game have changed. The “safety net” that used to limit how much of an advance premium tax credit you might have to repay is gone.

For 2026 and beyond, if you get more premium tax credit than you’re entitled to, you can be forced to give back every single dollar. No caps. No soft landing. And that can easily turn into a five‑figure surprise tax bill.

Let’s examine what just happened—and what to do about it. ... Log in to view full article.