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Decoding Calculator Terminology

     Hover over question mark for explanation.
  1. Filing Status
    Single, Head of Household, Married Filing Single, Married Filing Jointly

  2. Number of Allowances
    See Your Form W-4. Allowances reduce the amount of federal income tax withheld from your paycheck. For 2013, each allowance you claim is equal to $3,900 of income that you expect to have in deductions

  3. Federal Income Tax Rate
    The effective tax rate is the average rate at which income is actually taxed. This rate is lower than the tax bracket rate

  4. Pre-Tax Contributions
    Payments for health plan premiums (medical, dental, vision) and flexible spending accounts

  5. After-Tax Expenses
    Expenses paid with income that has been subject to federal and state income taxes and FICA taxes

  6. Salary deferral contribution
    The percentage of your pretax pay that you contribute into a retirement account, such as a 401(k), 403(b), or 457(b) Plan

Effective Tax Rate Calculator

Married filing as Single
Married filing Jointly

Enter itemized deduction amount ONLY.

The calculator will automatically choose

the standard deduction amount if it is


This tool is not intended to provide tax or legal advice. You should consult with a tax or legal professional for specific advice on all tax and legal matters.