What's my tax rate? Here are the income brackets for 2022.

If you don't know your tax bracket, you're not alone. Many Americans have no idea where they fall on the scale that determines how much federal income tax they pay every year.

The tax code has seven brackets, or income levels, which the IRS adjusts every year to keep pace with inflation. The tax system is progressive, meaning that people pay a little more in tax as they have more income.

Following are the tax brackets for tax year 2021 — the period for which most Americans must file tax returns by April 18, 2022.