Tax Calculation Formula:
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The Salary Tax USA Calculator 2020 Estimator calculates estimated tax burden based on taxable income, federal tax rate, and FICA contributions for the 2020 tax year.
The calculator uses the following formula:
Where:
Explanation: The equation calculates federal income tax based on the applicable rate and adds FICA contributions for total tax estimation.
Details: Accurate tax estimation helps with financial planning, budgeting, and avoiding underpayment penalties. The 2020 rates reflect tax laws before recent changes.
Tips: Enter taxable income in dollars, federal tax rate as a percentage (e.g., 22 for 22%), and FICA amount in dollars. All values must be non-negative.
Q1: What is included in FICA?
A: FICA includes Social Security (6.2%) and Medicare (1.45%) taxes. Self-employed individuals pay both employer and employee portions.
Q2: How do I find my federal tax rate?
A: Consult 2020 IRS tax brackets based on filing status (single, married, etc.) and taxable income.
Q3: Does this include state taxes?
A: No, this calculator only estimates federal income tax and FICA. State taxes vary by location.
Q4: Are deductions accounted for?
A: No, you should enter your taxable income after all deductions and exemptions.
Q5: Why use 2020 rates specifically?
A: This calculator is designed for historical reference or delayed filings using 2020 tax laws.