Direct answer
Open enrollment is a paid-decision window, not a form to skip. The annual election changes premiums, deductibles, and tax-advantaged accounts. Audit the options the week before enrollment closes. Open enrollment runs 2-4 weeks; elections are locked for the year. Qualifying life events (marriage, birth, job loss) open special windows. COBRA election is 60 days from coverage end — see the layoff cash plan for the mid-year window.
Updated November 9, 2026 · Reviewed against U.S. Department of Labor (benefit plan rules)
Open enrollment is a paid-decision window, not a form to skip. The annual election changes premiums, deductibles, and tax-advantaged accounts. Audit the options the week before enrollment closes.
The Real Choices
- HDHP + HSA: the HSA is triple tax-free (contributions, growth, medical withdrawals). If you have predictable medical spend, the premium saving + HSA tax advantage usually wins. Rules live at irs.gov.
- Healthcare FSA: use-it-or-lose-it with the employer's grace period; the balance dies with employment — see the exit checklist.
- Dependents: ACA extends coverage to age 26; open enrollment is the window to add them. College kids with campus plans drop when the campus plan ends.
- Spousal surcharge: many employers charge $500-900/mo for spouse coverage when a plan is available at their employer. The math changes with a spouse's income — model it.
Deadlines & Windows
Open enrollment runs 2-4 weeks; elections are locked for the year. Qualifying life events (marriage, birth, job loss) open special windows. COBRA election is 60 days from coverage end — see the layoff cash plan for the mid-year window.
Put the rule into action
Enroll Differently If You Are Leaving
If you plan to exit before the plan year starts, open enrollment still matters. Elections lock for the year, and the election you make in your last weeks controls what COBRA continues and what happens to your FSA balance.
- Confirm the plan year start date. It is not always January, and a plan year beginning after your last day may never cover you.
- Elect coverage you can afford to continue. COBRA charges up to 102 percent of the full group premium, so a richer plan costs more after you leave.
- Do not raise an FSA election in your final weeks. Health FSA balances are commonly forfeited at separation, and money already spent is not repaid.
- Prefer the HSA route when a qualifying high-deductible plan is available; that account moves with you.
- Take the election snapshot before access ends: elections, plan year start, premium share, and dependent list.
Compare continuation against a marketplace plan inside the same 60-day window. The COBRA cost calculator prints the total and the election deadline date, and the open enrollment definition explains what locks.
Run The FSA Decision On Real Spend
An FSA only pays off if the balance is used. Estimate the year in claims, not intentions.
- Add predictable costs: prescriptions, copays, therapy, dental work, glasses, and any scheduled procedure.
- Count eligible out-of-pocket amounts, not total billed charges, since insurance pays part of every visit.
- Elect that amount and leave a margin for the unexpected.
- Check the rollover or grace-period rule in the summary plan description. Both exist only if the plan offers them.
For unpredictable spending, an HSA usually beats an FSA because the balance survives the job change. See the FSA definition and the HSA definition for the forfeiture difference, and confirm the carryover amount in your plan document before you commit. Ask benefits whether coverage stops on your last day or at month end; that single answer changes both the COBRA quote and the FSA math.
Qualifying Life Events And The Exception Path
Elections are locked unless a qualifying life event opens a change window. Know the difference before assuming you can fix a mistake later.
- Marriage, birth, adoption, death of a dependent, and loss of other coverage generally open a special enrollment period. Employer windows are often shorter than the marketplace window, so confirm the deadline in the plan document.
- A dependent aging out at 26 removes them from coverage and creates a marketplace event at the same time.
- A new job or a loss of coverage opens a marketplace window from the date coverage ends.
- Leaving the company is not usually a qualifying event for FSA elections. The balance follows the plan rule.
If you are mid-window and exiting, get the coverage end date in writing before you elect anything. Then send the election snapshot with the COBRA election notice so the continuation choice and the dependents covered sit on one dated record.
| Election | Best When | Watch Out |
|---|
| HDHP with HSA | Unpredictable or low medical spend | Higher deductible before insurance pays |
|---|
| Healthcare FSA | Scheduled procedures and steady prescriptions | Balance forfeited at separation |
|---|
| Dependent coverage to 26 | A college student without campus coverage | Campus plan ends mid-year |
|---|
| Spousal surcharge | Spouse has coverage available at their job | $500-$900 per month penalty in many plans |
|---|
| Dental and vision | Known work planned in the year | Often unused by healthy adults |
|---|
Before you rely on a date or an amount on this page, check it against the California COBRA rule page and the New York COBRA rule page, along with the COBRA definition and the equity tax trails guide hub. Rules move, and those pages carry the current text.
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Frequently Asked Questions
- Does open enrollment matter if I am leaving soon?
- Yes. Your elections set what COBRA continues and how your FSA balance is treated at separation. Take an election snapshot before access ends and confirm the coverage end date in writing with the benefits team.
- How long do I have to elect COBRA after leaving?
- Sixty days, measured from the later of the date coverage ends or the date the election notice is furnished. Run the deadline date in the COBRA calculator and compare the quote against a marketplace subsidy in the same window.
- Should I maximize my FSA before a possible layoff?
- No. Health FSA balances are commonly forfeited at separation, and claims already paid are not clawed back into your pocket. Elect only predictable spend and consider an HSA, which you keep after the job ends.
- Can I change my election after the window closes?
- Only when a qualifying life event opens a special enrollment period. Marriage, birth, loss of other coverage, and a dependent aging out usually qualify; regret about your choice does not.
- Do you keep the same plan to save time?
- No. Premiums, network changes, and HSA limits move annually. One hour of audit per year is worth $1,000+ in most households.
- Does the FSA limit change?
- Yes, annually. Contribution caps update; catch-up rules for 55+ apply on some plans.
Open enrollment dates, election snapshots, and the FSA balance rules are plan rules, and the continuation window that applies after separation is a federal 60-day election with state extensions graded in this build. Confirm the plan year start and the election deadline with the plan administrator, confirm the continuation length with the state agency named on the state rule pages, and take the election snapshot before your last day with the open enrollment announcement generator.
Sources (official record — verify before filing)
U.S. Department of Labor (benefit plan rules)