Do Unused Dental Benefits Expire at the End of the Year?
For most dental plans, yes. Your annual maximum resets when the plan year ends, often December 31, and unused benefits usually do not roll over. Money in a health flexible spending account (FSA) is also lost at the end of the plan year unless your employer offers a carryover of up to $680 for 2026 plan years or a grace period of up to two and a half months. Check your own plan's dates, and let your dental needs, not the calendar, decide what treatment you have.
When does my dental plan year end?
Many dental plans run on the calendar year, but some follow a different 12-month cycle tied to your employer's benefits year. Your plan document, your benefits office or the member services number on your insurance card can tell you:
when your plan year ends
how much of your annual maximum you have used
whether any treatment has a waiting period or frequency limit
How can I make the most of my dental plan?
Keep up with checkups and cleanings. Many plans cover routine exams and cleanings at a higher level than other treatment. Check your plan for the exact coverage.
Plan in the summer or early fall. If a checkup shows that you need treatment, ask about timing then. Appointments fill quickly in November and December.
Let the clinical need set the schedule. Some treatment can safely be staged across two plan years, and some should not wait. I will tell you which is which. A benefit deadline is never a good reason to start treatment you do not need.
How do FSAs work for dental care?
A health FSA is an account you set up through your employer. You choose an amount during open enrollment, and it is taken from your paychecks before taxes. For plan years beginning in 2026, the IRS limit is $3,400 per employee.
FSA money can generally be used for dental care that treats or prevents disease, such as exams, cleanings, fillings, crowns, dentures and orthodontic care needed for dental health. Purely cosmetic procedures, such as teeth whitening, generally do not qualify. Your FSA administrator has the final list of eligible expenses.
What happens to unused FSA money?
Generally, you must use FSA money within the plan year. Your employer may offer one of two options, but not both, and is not required to offer either:
A carryover. You can carry unused money into the next plan year. For 2026 plan years, the maximum carryover is $680.
A grace period. You get up to two and a half extra months after the plan year ends to use the money.
Anything left after the deadline is forfeited. Your employer or FSA administrator can tell you which option, if any, your plan offers.
Does our office work with my dental insurance?
We are an out-of-network practice. We can help you understand how to use your benefits. You are responsible for amounts your plan does not pay. To learn how out-of-network benefits are usually calculated, read what patients should know about out-of-network dental insurance. If you are planning around retirement or a change in coverage, see retirement and dental insurance.
Planning care before the year ends
If you have not had a checkup this year, or you have treatment you have been putting off, now is a good time to ask about scheduling. New patients start with a comprehensive dental exam. You can reach our Jacksonville office through our contact page or at 904-398-1549.
Sources
Internal Revenue Service. Rev. Proc. 2025-32 (health FSA limit $3,400 and maximum carryover $680 for plan years beginning in 2026). Retrieved October 6, 2026.
Internal Revenue Service. IRS releases tax inflation adjustments for tax year 2026 (IR-2025-103, October 9, 2025). Retrieved October 6, 2026.
HealthCare.gov. Using a Flexible Spending Account (FSA) (grace period of up to 2½ months, or a carryover, but not both). Retrieved October 6, 2026.
Internal Revenue Service. Publication 502, Medical and Dental Expenses (teeth whitening not includible).
About the author. CJ Henley, DMD, is a general dentist in Jacksonville whose practice focuses on cosmetic and restorative dentistry, dental implants and dental care around head and neck cancer. Meet Dr. Henley.
CJ Henley, DMD, PA · 3675 Hendricks Avenue, Jacksonville, FL 32207 · 904-398-1549
Updated October 2026.