Millions of Americans are bracing for sharp increases in health insurance premiums as key Affordable Care Act (ACA) subsidies are set to expire at the end of December. These subsidies, often called premium tax credits, have kept ACA Marketplace plans affordable for more than 22 million people.
Without an extension, monthly premiums are expected to more than double for many households, putting coverage at risk during a period of rising medical costs and economic uncertainty. According to the Kaiser Family Foundation research, the average ACA enrollee could pay $1,016 more per month in 2026 if the subsidies lapse.
This shift has triggered a major political showdown. The White House had been preparing to propose a two-year extension of these subsidies, along with new eligibility rules, but Republicans in Congress pushed back, delaying any announcement.
Multiple outlets (including Politico, CNN, and MS Now) reported that the proposal would cap eligibility at 700% of the federal poverty level (FPL), adjust out-of-pocket subsidies, and allow some tax credits to be redirected into tax-advantaged savings accounts. But with congressional resistance, millions of Americans still don’t know whether their premiums will skyrocket in just weeks.
The stakes are huge: without these subsidies, families may find Marketplace insurance unaffordable, causing many to drop coverage or skip medical care.
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What exactly is expiring?
The expiring subsidies are the enhanced ACA premium tax credits originally expanded during the Covid-19 pandemic and later extended through legislation. These credits lower the monthly cost of Marketplace insurance for low- and middle-income households. They also expanded eligibility so more people, especially middle-income families, could qualify.
If Congress does not extend them:
Many households are expected to see premiums double or even triple
Some enrollees could lose eligibility entirely
Millions may be forced to switch to higher-deductible, less comprehensive plans
Some may drop coverage altogether
KFF estimates that about 22 million ACA enrollees will be directly affected.
Why is this happening now?
During the pandemic, the expanded subsidies were originally created with a Dec. 31, 2025 expiration date, meaning Congress must vote to continue them or they disappear.
Although the White House planned to propose a two-year extension tied to new eligibility limits and rules, the rollout was stalled after House and Senate Republicans objected to extending ACA affordability protections.
Some argued that the subsidies should be allowed to expire; others worried about political fallout heading into the 2026 midterms, where millions of voters could lose affordable coverage.
Who is most affected by subsidies expiring?
Millions of people could feel the impact if the ACA subsidies expire, but some groups are hit much harder than others:
People receiving ACA premium tax credits: Anyone who currently gets subsidized Marketplace coverage is at risk.
Low- and middle-income families: Even families making 300–600% of the federal poverty level (about $45,000–$180,000 for a family of four) could see huge premium increases.
