1、 https:/crsreports.congress.gov February 1, 2022How Do Marginal Income Tax Rates Work in 2021?Calculating Income Tax Liability For many individuals and families, calculating federal income tax liability can be broken down into three main steps. 1. Calculate the amount of income subject to marginal t
2、ax rates (i.e., taxable income). Generally, this means adding up income from all sources (unless specifically excluded from taxation), and then subtracting any deductions (e.g., above-the-line deductions and either the standard deduction or sum of itemized deductions). 2. Apply marginal income tax r
3、ates to taxable income to determine their “precredit” income tax liability. 3. Subtract any tax credits from precredit income tax liability to determine final income tax liability. This In Focus focuses on the second step in this processapplying marginal tax rates to taxable income. The examples bel
4、ow use marginal tax rates in effect in 2021 (i.e., associated with 2021 income tax returns, generally filed in 2022). The In Focus examines the mechanics of statutory marginal tax rates and does not analyze the taxpayers effective marginal tax rates, which may differ. Effective marginal tax rates re
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