How severance pay is calculated
Most packages use one formula: a set number of weeks of pay for every year you worked there. Your weekly pay is your annual salary divided by 52. Multiply that by the weeks-per-year figure in your offer and by your years of service, then add any unused PTO that gets paid out. A $80,000 salary at two weeks per year over five years is about $1,538 a week times ten weeks, roughly $15,385 gross.
One to two weeks per year of service is the typical range, closer to one week for hourly staff and up to two for salaried roles, though seniority and the scale of the layoff push it higher. Severance is not required by federal law: the U.S. Department of Labor calls it a matter of agreement between employer and employee, which is exactly why the terms are worth reading closely before you sign.
Enter your pay and tenure
Annual salary or hourly wage, plus how many years you have been with the employer. Hourly workers set their weekly hours so the weekly pay is your actual schedule, not a guess.
Set the offer's terms
Enter the weeks of pay per year of service in your package, one to two is the common range, and add any unused PTO days you expect to be paid out.
Read the after-tax number
See the gross package, the federal and payroll tax withheld, and what actually reaches your account. Add your monthly spending to turn the total into months of runway.
Severance pay tax calculator: what actually comes out
The gross number is not what reaches your account. In the United States, the IRS treats severance as supplemental wages, and most employers withhold federal income tax at the flat supplemental rate of 22%, per IRS Publication 15 (37% on any amount above $1 million in a year). Social Security and Medicare take another 7.65% on top. On a $15,385 package that is roughly $3,385 in federal withholding and $1,177 in payroll tax, leaving about $10,823.
Three honest caveats the calculator builds in. State income tax may apply on top, and this tool does not estimate it because the rate depends on where you live. The 7.65% payroll tax assumes your earnings for the year have not yet passed the Social Security wage base, which is $184,500 for 2026; above that, the 6.2% Social Security portion drops off and your take-home is a little higher. And withholding is not your final tax bill: if 22% is more than your actual rate once the year is totaled, the difference comes back to you when you file. The number here is what to expect on the check, not what you ultimately owe.
Severance and unemployment benefits
Whether severance delays unemployment depends on your state and how the money is paid. A lump sum often lets you file right after your last day, while salary continuation, where the company keeps you on payroll for a set stretch, can count as ongoing wages that push your benefits back until the payments stop. Some states reduce benefits by the severance amount; others do not count it at all. Check with your state unemployment agency rather than assuming.
If the layoff was part of a larger cut, the federal WARN Act may apply: employers with 100 or more staff generally owe 60 days of advance notice before a plant closing or mass layoff. It is a notice rule, not a severance guarantee, though some employers pay in place of the notice period. Several states add their own stricter versions.
Can you negotiate severance?
Often, yes, and it is usually expected. The number of weeks is only one lever. You can also ask about the payout structure, an extended benefits end date, payment for unused PTO, a neutral reference, outplacement support, and the terms of any release you are asked to sign in exchange. Ask for time to review rather than signing in the room; the offer is easier to weigh once the calculator has turned it into an after-tax number you can live on.
What common packages are worth
Four packages, from the formula to the take-home, before any PTO payout.
| Salary | Years | Weeks / year | Gross | Est. take-home |
|---|---|---|---|---|
| $45,000 | 2 | 1 | $1,731 | $1,218 |
| $60,000 | 3 | 2 | $6,923 | $4,870 |
| $80,000 | 5 | 2 | $15,385 | $10,823 |
| $120,000 | 10 | 2 | $46,154 | $32,469 |
Turn the payout into runway
The most useful thing severance buys is time. Divide the after-tax total by your monthly spending and you get your runway: the number of months you can cover without a paycheck. Add your spending to the calculator and it does this for you. That figure is what decides whether you get to choose your next move on purpose or have to take the first thing offered, which is the difference between a layoff that sets you back and one that becomes the reset you needed.
Frequently asked questions
Straight answers to what people ask after a layoff.
No. In the United States the Fair Labor Standards Act does not require severance pay; the U.S. Department of Labor calls it a matter of agreement between an employer and an employee. It usually comes from a company policy, an offer letter, or a negotiated separation agreement. The exception is when severance was already promised in a contract, in which case the employer has to honor it. Rules differ in other countries, and this tool covers the US only.
The common formula is a set number of weeks of pay per year of service. One to two weeks per year is the typical range, with roughly one week for hourly staff and up to two for salaried or exempt roles, though seniority and the size of the layoff move it. The calculator above multiplies your weekly pay by the weeks-per-year figure and your years of service, then adds any unused PTO payout.
The IRS treats severance as supplemental wages. Most employers withhold federal income tax at the flat supplemental rate of 22% (37% on any amount above $1 million in a year), and Social Security and Medicare take another 7.65%. That 7.65% assumes you have not yet passed the Social Security wage base for the year, which is $184,500 in 2026; above it, the 6.2% Social Security part no longer applies. State income tax may apply on top, which this tool does not estimate. Withholding is not your final tax bill: if too much was held back, you get it back when you file.
Either. A lump sum arrives as one payment, which is simple and lets you move on. Salary continuation pays out over weeks or months on the normal payroll schedule, which can keep some benefits active but may count as ongoing income. The structure matters for both taxes and unemployment timing, so it is worth clarifying before you sign.
It depends on your state and how the severance is paid. A lump sum often lets you file for unemployment right after your last day, while salary continuation can be treated as ongoing wages that delay benefits until the payments end. Some states reduce benefits dollar for dollar, others do not count severance at all. Check your state unemployment agency before you assume either way.
The federal Worker Adjustment and Retraining Notification Act requires employers with 100 or more employees to give 60 calendar days of advance notice before a plant closing or mass layoff. It is a notice rule, not a severance rule: it does not entitle you to a severance package, though some employers pay in lieu of notice. Several states have their own stricter mini-WARN laws.
That depends on your state and your employer's policy. Some states require accrued, unused vacation to be paid on separation; others leave it to company policy. This calculator lets you add unused PTO days so you can see the combined payout, but confirm your own state's rule and your handbook before counting on it.
Yes, and it is often expected. Beyond the number of weeks, you can negotiate the payout structure, an earlier or later benefits end date, payment for unused PTO, a neutral reference, outplacement help, and the terms of any release you are asked to sign. Ask for time to review the agreement rather than signing on the spot; a lump sum is easier to weigh once you know what it buys you.
Treat it as runway rather than a windfall. Divide the after-tax amount by your monthly spending and you get the number of months you can cover, which is the number that decides whether you can choose your next move deliberately or have to grab the first offer. That breathing room is the point: it is enough time to figure out what you actually want next instead of repeating the job you just left.
Enough runway to switch on purpose, instead of grabbing the first offer, is the whole point. Start by finding the work that fits.
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