The Retirement Decision Lab

Decision 1 · Week 1 · Wed Nov 4

What should I check before accepting an early retirement buyout or severance?

SHORT ANSWERCheck the tax on the lump sum, how you will cover health insurance until Medicare, what the offer does to your pension, whether your state allows unemployment benefits, and your legal time to decide. If you are 40+ and it waives age claims, you get at least 21 days to consider and 7 to revoke.

Taxes: severance is wages, subject to income tax, Social Security and Medicare tax. Employers often withhold federal income tax at the flat 22% supplemental rate in 2026 (37% on supplemental wages over $1 million in a year). Withholding is not your final tax. A $100,000 payment on top of a full year's salary can push part of your income into a higher bracket, so the amount owed in April can differ from what was withheld.

Health coverage: COBRA lets you keep the employer plan, usually for up to 18 months, and the plan can charge up to 102% of the full cost, including the share your employer used to pay. You have 60 days to elect it. If you leave more than 18 months before you qualify for Medicare, COBRA will not cover the whole gap, so the rest has to be filled another way.

Time to decide: if the agreement asks you to waive age discrimination claims and you are 40 or older, federal rules require at least 21 days to consider it (45 days when the offer is part of a group program), at least 7 days to revoke after signing, and written advice to consult an attorney. Group programs must also disclose the job titles and ages of who was selected and who was not.

Unemployment: each state runs its own program and sets its own eligibility rules. Whether a voluntary buyout counts as a qualifying separation depends on your state, so check before you sign.

What the headline number hides: lost years of pension accrual, employer retirement contributions, and the earlier date your savings start paying the bills. Ask the plan for a written estimate of your pension at the buyout date and at your planned date, and compare the difference to the offer.

Where it gets personal

In Week 1 you run your runway with and without the buyout, including taxes and health coverage until Medicare.

See the Retirement Decision Lab

Sources

  1. Publication 15 (2026), (Circular E), Employer's Tax Guide · Internal Revenue Service
  2. FAQs on COBRA Continuation Health Coverage for Workers · U.S. Department of Labor
  3. 29 CFR 1625.22, Waivers of rights and claims under the ADEA · Electronic Code of Federal Regulations
  4. How Do I File for Unemployment Insurance? · U.S. Department of Labor

Written and reviewed by Todd Allyn, Founding Director, Sovereo Intelligence
Facts checked Oct 6, 2026 · Next review by Jan 15, 2027
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