Deductions on a Paycheck Stub: Common Payroll Deductions & Withholding Explained

Introduction

Your paycheck stub shows more than just your earnings—it reveals how much is deducted for taxes, benefits, and other items before you get paid. Understanding these deductions helps you know exactly where your money goes. This guide breaks down common payroll withholdings, explains the difference between pre-tax and post-tax deductions, and shows you how to read them clearly on your pay stub.

Types of Payroll Deductions

Paycheck deductions generally fall into two categories:

  • Withholdings: Mandatory amounts taken for federal and state taxes, Social Security, and Medicare.
  • Deductions: Voluntary amounts for benefits like retirement, health insurance, or court-ordered garnishments.

Common Mandatory Withholdings

Employers are required by law to withhold certain taxes from your pay:

  • Federal Income Tax: Calculated based on your W-4 and IRS tables.
  • State Income Tax: Applicable depending on your state of residence or work.
  • Social Security Tax (OASDI): Typically 6.2% withheld from your wages.
  • Medicare Tax: Usually 1.45% of your wages, with an additional 0.9% for higher incomes.
  • Wage Garnishments: Court or legal order deductions such as child support.

Common Voluntary Deductions

Besides taxes, many employees opt into benefit plans that reduce taxable income or provide added coverage:

  • Retirement Contributions (e.g., 401(k), IRA): Pre-tax contributions to retirement savings.
  • Health Insurance Premiums: Deductions for medical, dental, or vision plans.
  • Health or Dependent Care FSAs / HSAs: Pre-tax accounts for medical or childcare expenses.
  • Voluntary Insurance: Life, disability, or supplemental insurance premiums.
  • Charitable Contributions: Payroll-deducted donations to approved organizations.

Pre-Tax vs. Post-Tax Withholdings

Understanding when deductions occur in relation to taxes can affect your take-home pay:

  • Pre-Tax Deductions (e.g., retirement, HSAs): Reduce your taxable income before calculating taxes.
  • Post-Tax Deductions (e.g., Roth contributions, garnishments): Taken after taxes and don’t affect your taxable income.

How to Read These Deductions on Your Pay Stub

Organized typically in sections, your pay stub will display deductions clearly:

  • Gross Pay: Your earnings before any deductions.
  • Tax Withholdings: Includes federal, state, Social Security, and Medicare.
  • Pre-Tax Deductions: Benefits or contributions deducted before taxes.
  • Post-Tax Deductions: Taken after taxes are calculated.
  • Net Pay: Your take-home earnings after all deductions.

Why These Deductions Matter

  • Understanding withholding helps you anticipate your take-home pay.
  • Pre-tax options like retirement reduce your taxable income, boosting tax efficiency.
  • Your pay stub is often needed for loans, rentals, or financial verification.
  • Regular review ensures deductions are accurate and expected.

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When creating or demonstrating your own pay stub—especially when official documentation is delayed—use verified data and proper formatting to make it compliant:

Generate a professional pay stub now that shows pre-tax and post-tax deductions accurately, or explore layout examples in our Regular Pay Stub guide for inspiration.

Conclusion

Learning what common payroll deductions mean on your paycheck stub is crucial for financial transparency and control. Whether it’s taxes, benefits, or voluntary contributions, knowing how each affects your net pay empowers better decision-making. Need help generating a clean pay stub with clear deductions? Our tool makes it fast, compliant, and professional.