Annual contribution limits are set by the IRS and change each year

The amount you can put into a Health Savings Account (HSA) depends on the type of health insurance plan you have and whether you cover yourself alone or your family. The IRS sets these limits and adjusts them annually for inflation. For 2024, the limit is $4,150 for individual coverage and $8,300 for family coverage. For 2025, those limits increase to $4,300 and $8,550 respectively. These are the maximum amounts you can contribute in a single calendar year.

Your employer may contribute to your HSA as well. Employer contributions count toward your annual limit, so if your company puts $2,000 into your account, you can only add $2,150 more (in 2024) without exceeding the cap. The IRS treats employer and employee contributions the same way—they all count toward the same yearly ceiling.

If you turn 55 during the year, you become may be able to access for a catch-up contribution of an additional $1,000 that same year. This catch-up amount is separate from the main limit and applies only to you, not to your spouse, even if they also turn 55.

Key Takeaways

  • The IRS limit for 2024 is $4,150 for individual coverage and $8,300 for family coverage; limits increase to $4,300 and $8,550 in 2025.
  • Both your contributions and your employer's contributions count toward the same annual limit, so you must track both to avoid overfunding.
  • If you turn 55 or older during the year, you can contribute an additional $1,000 catch-up amount on top of the regular limit.
  • Contributing more than the limit triggers a 6 percent excise tax on the excess amount each year it remains in the account.

How employer contributions affect your personal limit

When your employer deposits money into your HSA, that amount reduces the amount you are allowed to contribute yourself. If your employer contributes $3,000 and the individual limit is $4,150, you can only add $1,150 of your own money that year. This is true whether the employer contribution happens in January or December—the timing does not matter, only the total.

Some employers make contributions throughout the year in paychecks, while others make a single lump-sum deposit. Either way, you need to know the total amount your employer will contribute before you decide how much to put in yourself. Your payroll or benefits department can tell you the exact figure. If you are unsure, it is safer to contribute less and ask your HSA provider or employer to confirm the total before you add more.

What happens if you contribute too much

If you put more money into your HSA than the IRS limit allows, the excess amount is subject to a 6 percent excise tax each year it stays in the account. This tax applies to the overage itself, not to your entire account. For example, if you contribute $5,000 when the limit is $4,150, the $850 excess is taxed at 6 percent ($51) that year. If you do not remove the excess by the tax deadline, it gets taxed again the following year at 6 percent.

To fix an overcontribution, you must withdraw the excess amount plus any earnings it generated. The earnings portion is taxable as income and subject to a 20 percent penalty if you are under 65. If you are 65 or older, the earnings are taxable but the penalty does not apply. You have until the tax filing deadline (usually April 15) of the year after the overcontribution to remove the excess and avoid the penalty on earnings.

The best way to prevent overcontribution is to track your HSA balance and any employer contributions throughout the year. Most HSA providers send quarterly statements or allow you to check your balance online. If you are self-employed or make irregular contributions, set a reminder to review your total before making large deposits.

Catch-up contributions for people 55 and older

Once you turn 55, you become may be able to access to contribute an extra $1,000 per year to your HSA. This is called a catch-up contribution and is separate from the regular annual limit. If you are 55 or older with individual coverage in 2024, your total limit is $5,150 ($4,150 regular limit plus $1,000 catch-up). For family coverage, it is $9,300 ($8,300 plus $1,000).

The catch-up contribution applies only to the person who turns 55, not to their spouse. If both spouses are 55 or older and have family coverage, each can make a $1,000 catch-up contribution, for a combined household limit of $10,300 in 2024. However, the catch-up contributions still count toward the family limit, so you cannot both contribute the full regular amount plus both catch-up amounts.

You remain may be able to access for the catch-up contribution for the rest of your life, as long as you maintain an HSA and stay enrolled in an HSA-may be able to access health plan. The catch-up amount does not change when you turn 65 or become may be able to access for Medicare.

Contribution limits if you change coverage mid-year

If you switch from individual to family coverage (or vice versa) during the year, your contribution limit changes on the date the coverage change takes effect. The IRS uses a pro-rata calculation to determine how much you can contribute for the remainder of the year.

For example, if you had individual coverage for six months and then switched to family coverage for the remaining six months in 2024, you would calculate your limit as follows: six months at the individual rate ($4,150 ÷ 12 × 6 = $2,075) plus six months at the family rate ($8,300 ÷ 12 × 6 = $4,150), for a total of $6,225. Any contributions you already made count toward this new limit. If you contributed $2,500 during the individual coverage period, you can only add $3,725 more for the year.

Coverage changes that trigger a new limit include marriage, divorce, birth of a child, loss of other health coverage, or a change in your employer's plan offerings. You must report the change to your HSA provider and recalculate your remaining contribution room. If you are unsure about the pro-rata math, your HSA provider or a tax professional can calculate it for you.

Limits for self-employed people and business owners

If you are self-employed or own a business, you can contribute to your HSA just like any other individual, but the rules around employer contributions work differently. If you have employees, any contributions you make on behalf of yourself must follow the same limits as employees. You cannot contribute more to your own HSA than you contribute to employees' accounts on a percentage basis.

Self-employed people often use HSAs as a retirement savings tool because contributions are tax-deductible and unused money rolls over indefinitely. However, the annual contribution limit still applies. You cannot put $10,000 into your HSA just because you had a profitable year. The IRS limit is the ceiling, regardless of your income.

How to track contributions and avoid penalties

Keep a record of every contribution you make to your HSA, including the date and amount. If your employer contributes, ask for written confirmation of the total each year. Your HSA provider should send you a statement showing all contributions (yours and your employer's) by January 31 of the following year, similar to a W-2 form.

Before making a large contribution late in the year, check your current HSA balance and confirm with your employer whether they plan to make any additional contributions. Many people make their biggest contributions in December and accidentally exceed the limit because they forgot about an employer contribution made in November. A quick phone call or email to your benefits department takes five minutes and can save you the hassle of an overcontribution penalty.

If you discover an overcontribution after the tax year ends, contact your HSA provider immediately. They can help you withdraw the excess and calculate any earnings that need to be removed as well. The sooner you act, the easier it is to correct the mistake before tax time.

Frequently Asked Questions

Can I contribute to an HSA if I am on Medicare?

No. Once you enroll in Medicare, you are no longer may be able to access to contribute to an HSA, even if you keep the account open. You can continue to withdraw money from your HSA tax-free for may have access to medical expenses. If you contributed to your HSA before turning 65 and enrolling in Medicare, those contributions remain in the account and can be used indefinitely.

What if my employer contributes more than the annual limit?

Your employer is responsible for ensuring their contributions do not exceed the IRS limit. If they do, the excess is treated as taxable income to you and is subject to income tax and a 6 percent excise tax. Report this to your employer's payroll department immediately so they can correct it and issue you a corrected W-2 if necessary.

Can I carry over unused contributions to the next year?

Yes. Unlike a Flexible Spending Account (FSA), an HSA allows you to roll over any unused balance to the next year with no limit. Money in your HSA can accumulate indefinitely and be used for may have access to medical expenses at any time in the future. This is one of the main advantages of an HSA over other health savings options.

Do I have to contribute the maximum amount every year?

No. The limit is a ceiling, not a requirement. You can contribute any amount up to the limit, or nothing at all, depending on your financial situation. However, if your employer offers a match or contribution, it is often worth contributing enough to capture that benefit, since it is essentially assistance programs for your healthcare costs.

What if I have two jobs with HSA-may be able to access plans?

You can only have one HSA at a time, even if you work two jobs. The annual contribution limit applies to your total contributions across all sources, including both employers. You must designate one HSA as your primary account and coordinate contributions with both employers to avoid exceeding the limit.