Millions of American workers are staring down a deadline that doesn't send reminders, doesn't charge late fees, and doesn't care how busy your December was.
Money set aside in a flexible spending account for healthcare simply disappears if you don't spend it in time.
The average FSA contribution runs around $1,500 a year, according to industry data, though the IRS cap sits at $3,200 for 2024.
If you funded the account and let a few hundred dollars lapse, that's real take-home pay evaporating.
And unlike a gym membership you forget to cancel, this money was yours before you ever elected to set it aside.
Most plans follow the calendar year, which means the clock runs out on December 31.
Some employers offer a grace period through March 15, and others allow a carryover of up to $640 into the next year.
But not every plan does both, and plenty offer neither.
You have to check your specific benefits portal, not assume.
Back to your employer, who can use it to offset plan administrative costs.
That's the "use it or lose it" rule in its bluntest form.
You took the tax break upfront, and the trade-off is that the account can't function like a savings account.
The smart move is to treat the final weeks as a spending sprint, not a scramble.
Eligible expenses go well beyond doctor visits.
Think prescription glasses and contact lenses, dental cleanings and fillings, therapy sessions, bandages, thermometers, and even some over-the-counter medications if your plan permits them without a prescription.
Many retailers run FSA-eligible storefronts online so you can filter products instantly.
A few practical plays to drain the balance before it vanishes.
Book that dermatology or dental appointment you've been putting off.
Refill a 90-day supply of prescriptions instead of a 30-day one.
Stock up on contact lenses or replace scratched glasses.
If you have dependents, check whether their eligible costs fall under your plan.
One warning worth repeating: don't buy random stuff just to spend the balance.
If an item isn't on the eligible list, the claim gets denied, and you've wasted both the money and the effort.
Keep receipts and submit claims early, because reimbursement requests can take weeks to process and some plans cut off submissions after the deadline too.
There's also a strategic angle for next year.
If you consistently leave money on the table, lower your election.
Contributing $1,500 when you only spend $800 is a guaranteed loss, not a tax win.
The account only pays off when your predictable medical spending roughly matches what you put in.
The deadline is boring, which is exactly why it catches people.
No app notification, no bill in the mail, no second chance.
It's one of the few financial cliffs in American household budgeting that arrives on schedule every single year.
Our take: an FSA is a bet on your own future healthcare spending, and like any bet, it rewards people who plan and punishes people who forget.
Spend ten minutes in your benefits portal this week.
Final Thoughts
That's a better return than almost anything else you'll do with your money today.