This is general information, not insurance, medical, legal or financial advice. The description follows how marketplace premium help generally works in the United States. Thresholds, percentages and tax treatment change over time and differ elsewhere, so confirm current details with the official marketplace or a qualified tax professional.
The basic idea
Buying health insurance on your own can cost a large share of a household’s income. Many marketplace systems respond by linking the amount you are expected to pay toward premiums to your income. If the plan costs more than that expected share, public money covers some or all of the difference. This help goes by several names, including premium tax credits or premium subsidies.
The help applies to the monthly premium. It does not directly change your deductible or copays; that is a separate form of help, described in the discussion of cost-sharing reductions.
How the amount is generally worked out
The details are technical, but the logic usually follows a few steps.
- Estimate household income for the coverage year, using the rules for what counts.
- Determine an expected contribution. The system sets a percentage of income that a household is expected to put toward a reference plan. The percentage generally rises with income.
- Identify a benchmark plan. This is a reference plan in your area, often the second-lowest-cost plan at a particular tier. It is a yardstick; you do not have to buy it.
- Calculate the help. Premium help is roughly the benchmark premium minus your expected contribution.
- Apply it to the plan you choose. The help can usually be used toward any marketplace plan, though it cannot reduce the premium below zero.
A hypothetical example
All numbers below are made up for illustration and are not real rates.
Suppose a household’s expected contribution works out to $3,600 for the year, which is $300 a month. Suppose the benchmark plan costs $700 a month. The help would be $700 minus $300, or $400 a month.
- If the household chooses the benchmark plan, it pays $300 a month.
- If it picks a plan costing $550 a month, it pays $550 minus $400, which is $150 a month.
- If it picks a plan costing $900 a month, it pays $900 minus $400, which is $500 a month.
The help stays at $400 in each case, so choosing a cheaper plan keeps more of the savings, and choosing a pricier plan means paying the difference. Real formulas have more moving parts, such as the number of people on the application and where you live.
Who may qualify
Eligibility generally turns on several factors.
- Income within a range. Historically there have been lower and upper bounds, and the rules in this area have been changed by lawmakers more than once. Check current rules for where the limits sit.
- Enrolling through the marketplace. Help is generally not available on plans bought outside it.
- Not being eligible for other qualifying coverage. Access to an affordable employer plan or eligibility for a public program such as Medicaid can affect eligibility, with technical tests.
- Filing taxes the way the rules require. In the United States, the help is administered through the tax system.
- Meeting residency and immigration status rules.
Because the tests are detailed, a household’s results often differ from what a friend or neighbor with a similar situation experienced.
Advance payments and tax-time settling
Many households do not wait until tax season. They have the help paid straight to the insurer each month, which lowers the bill they see. That is based on estimated income at the time of enrollment.
At tax time, the estimate is compared with actual income. If actual income was higher than estimated, some of the help might have to be paid back. If it was lower, the household might receive more. Details of repayment limits and tax treatment are best confirmed with the official instructions, since they are subject to change.
For that reason, it makes sense to:
- Make your best realistic estimate of next year’s income, including income from side work and freelance income.
- Update the marketplace if your income, household size or other coverage changes during the year.
- Keep records of the income documents you used. A habit of saving paperwork, similar to keeping records for a dispute, makes tax time easier.
What the help does not do
- It does not guarantee a zero premium, though some households may pay very little or nothing.
- It does not make a plan’s benefits better. A plan’s network, drug list and out-of-pocket costs are what they are.
- It does not apply to coverage that is outside the marketplace.
- It does not remove the need to compare plans.
Many people look only at the lowest monthly figure after help. It is also worth considering how much a plan would cost if you needed substantial care, including the deductible and out-of-pocket maximum.
Where to confirm details
An official marketplace application will usually show an estimate of your help before you pick a plan. Tax professionals, nonprofit counselors and marketplace navigators can walk through unusual situations such as irregular income, a divorce, or a household that has people in different programs. For anything involving taxes, the official instructions and a qualified professional are the right sources, not a general explainer.