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Contribution rules

How much can an employer contribute to an ICHRA?

There’s no ICHRA contribution limit — but there are rules. Employee classes, age variation up to 3:1, family size, class-size minimums and the affordability test explained.

Last reviewed October 2026 · 6 min read

There is no federal minimum or maximum. Unlike a QSEHRA, which caps reimbursements each year, an ICHRA lets you contribute whatever you choose. What the rules control is who gets how much — so that the amount is set by objective groups, not by individual.

Rule 1: the same amount within a class

You can offer different amounts to different classes of employees, but everyone in a class gets the same terms. The regulations define the classes you can use:

  • full-time employees and part-time employees;
  • seasonal employees;
  • salaried employees and non-salaried (for example, hourly) employees;
  • employees covered by a collective bargaining agreement;
  • employees who haven't completed a waiting period;
  • non-resident aliens with no U.S.-source income;
  • employees whose primary work site is in the same geographic rating area;
  • employees of a staffing firm placed with a customer;
  • and combinations of two or more of the above.

You can't create your own classes, such as by job title or by department.

Rule 2: what can vary within a class

Age — up to 3 to 1

Individual premiums rise with age, so you can give older employees more. The most anyone in a class receives can't be more than three times what the youngest employee in that class receives, and everyone of the same age must get the same amount.

Family size

You can give more to employees who also cover a spouse or children.

Rule 3: class-size minimums — only when mixing with a group plan

If you offer a traditional group plan to some employees and an ICHRA to others, certain classes (full-time, part-time, salaried, hourly, and some geographic classes) must meet a minimum size:

ICHRA minimum class sizes when a group plan is also offered
FeatureMinimum class size
Fewer than 100 employees10 employees
100 to 200 employees10% of employees
More than 200 employees20 employees
ICHRA minimum class sizes when a group plan is also offered

If you don't offer a group plan to anyone, these minimums don't apply.

Rule 4: affordability, if you have 50+ full-time equivalents

Applicable large employers need their ICHRA to be affordable to satisfy the employer mandate. The test: the cost of the lowest-cost silver plan available to the employee, for self-only coverage, minus your monthly allowance, must be no more than 9.96% of their monthly household income for 2026 plan years (10.22% for 2027).

Because you don't know employees' household incomes, you can use the same safe harbors as group plans — W-2 wages, rate of pay, or the federal poverty line. The poverty-line safe harbor is the simplest and the most conservative:

Two more safe harbors help: you can measure the benchmark plan by the employee's work location rather than home, and use plan prices from a fixed look-back month rather than updating monthly.

Below 50 full-time equivalents there's no penalty — but affordability still decides whether employees can get a Marketplace subsidy instead. More on affordability and subsidies.

So how should you choose a number?

Start from what the business can sustain, then check it against real plan prices for your team. The Rikor calculator does that with your employees' ages and locations, and shows who might be better off with a subsidy.

See what it would cost you.

Answer a few questions about your team and see real individual plan prices in your area, with your contribution applied. No account needed.