Us Income Tax Brackets 2021. Tax bracket and its corresponding tax rates are based on what remains of an individual’s overall income after claiming tax deductions and adjustments to income. To get the effective tax rate, divide the tax bill by taxable income ($7,014 / $55,000 = 12.7%).

The 10% rate takes effect at the first dollar of taxable income, after benefits. Here are the 2021 u.s.