If I accidentally claimed the wrong allowance amount on my W-4. What will happen?

If you accidentally claimed the wrong allowance amount, you won't owe a penalty. However, you'll have a reduced or increased tax withholding on your paycheck.

This reduced / increased amount will lower / raise the amount of taxes you paid. It might cause you to owe taxes or have a larger refund when you file.

Ready to file?

You've got your forms. And we've got your back. There's only one thing left to do. Let's do this.


So how much will you get (or owe) this year? That’s the million-dollar question. We happen to have three very useful calculators to help you estimate your refund or balance due.

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