Why are taxes on bonuses so high?

Asked by: Dolores Swift  |  Last update: August 2, 2026
Score: 4.5/5 (28 votes)

Taxes on bonuses seem high because the IRS treats them as supplemental income, triggering different withholding rules, usually a flat 22% federal rate (or combined with other methods), rather than your normal paycheck bracket; this often leads to over-withholding, but you get the excess back as a refund when you file your actual tax return, as it's just an estimated payment.

Why is my bonus taxed so hard?

Bonuses are often taxed at a higher rate because the payment system calculates them as if you would make that amount every paycheck. You will get whatever amount you overpaid back in your tax refund.

How do I avoid paying high taxes on my bonus?

Another common option for helping with current tax liabilities is to contribute to a tax-advantaged account, such as a 401(k), traditional IRA, or Health Savings Account (HSA). If you have one of these accounts, consider using a portion of your bonus to make a qualifying contribution.

Do all bonuses get taxed at 50%?

The federal bonus tax withholding rate is typically 22%. However, employers could instead combine a bonus with your regular wages as though it's one of your usual paychecks—with your usual tax amount withheld. There are ways to reduce the tax impact of your bonus.

Are bonuses taxed twice?

In California, bonuses are taxed differently from regular income. They are considered supplemental income and are subject to both federal and state taxes. California uses a flat rate for state tax on bonuses, distinct from regular income tax rates.

Why Does My Bonus Get Taxed so Much? (And What Can I Do?)

41 related questions found

Should I adjust my W-4 for a bonus?

Yes, it is true you are allowed to change your W-4 to ensure less withholdings on your bonus pay. However, the ramifications of such a change may be unknown until tax filing time. Generally, it is better to leave your W-4 alone and have the extra withholdings.

Why was my bonus taxed at 32%?

Your bonus was likely taxed at 32% because employers use special IRS rules for "supplemental wages," often applying a higher flat withholding rate (like 22% or sometimes higher if combined with regular pay in the aggregate method) or pushing you into a higher tax bracket temporarily, but you'll get any over-withholding back as a refund at tax time since bonuses are taxed at your actual income tax rate eventually, not a permanent higher one. 

How much tax would I pay on a $50,000 bonus?

Bonus contributed pre-tax to super

For example, tax on a $50,000 bonus: Paid to you and your marginal tax rate is 32.5% = $16,250. Paid to you and your marginal tax rate is 37% = $18,500.

Why do bonuses feel like less after taxes?

It's possible that a bonus or a pay increase can put you in a higher tax bracket. That means you will pay a higher tax rate on each additional dollar you earn. Some people think they may actually have less after-tax income because of a bonus, but this is not true.

Can I put all of my bonuses in my 401(k) to avoid taxes?

If you are deferring income into a retirement plan, such as a 401(k), a portion of the bonus may be withheld for that as well. While there's no eliminating the tax burden of a bonus altogether, you might be able to lower it. Here are some ways to reduce the sting of taxes from your bonus: Reduce your taxable income.

How do I avoid paying 40% tax on my bonus?

You can't entirely avoid taxes on a bonus, but you can significantly lower the amount by contributing to tax-advantaged accounts (401(k), IRA, HSA), deferring the bonus to a year you expect to be in a lower tax bracket, or making charitable donations, thereby reducing your taxable income or increasing deductions at tax time.

What happens if a bonus takes you over 100k?

Impact of a bonus taking your earnings over 100k

Let's say you earn a £100k salary and – good news – you've been awarded a £1,000 bonus. Ready for the bad news? Not only will this bonus be taxed at 40% (leaving you with £600), but you also lose £500 from your tax-free personal allowance.

Are bonuses heavily taxed?

The IRS requires employers to withhold a flat 22% on bonuses and other supplemental wages up to $1 million, regardless of your tax bracket. If your bonuses exceed $1 million, employers must withhold 37% on the amount above that threshold.

Should I salary sacrifice my bonus?

The benefits of bonus sacrifice

The main benefit of paying your bonus into your pension is tax relief. If you take your bonus as cash, this will be subject to income tax, National Insurance contributions and maybe other deductions (such as student loans).

Why was my bonus taxed at 32%?

Your bonus was likely taxed at 32% because employers use special IRS rules for "supplemental wages," often applying a higher flat withholding rate (like 22% or sometimes higher if combined with regular pay in the aggregate method) or pushing you into a higher tax bracket temporarily, but you'll get any over-withholding back as a refund at tax time since bonuses are taxed at your actual income tax rate eventually, not a permanent higher one. 

Will bonuses be taxed in 2026?

Yes. Bonuses are taxed more than regular pay because they are considered supplemental income. They are always federally taxed, no matter which tax bracket you're in.