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What is OASDI Tax

What is OASDI Tax?

Do you know what is OASDI tax? The federal payroll tax that finances the Social Security program is the Old-Age, Survivors, and Disability Insurance (OASDI) tax, which is also sometimes called the Social Security tax.

The following can benefit from the OASDI tax:

  • Retirees
  • Disabled individuals
  • Survivors of deceased workers

An Insight into OASDI Tax

The majority of US workers must pay the OASDI tax. In 2025, the OASDI tax percentage will be:

  • 6.2% on the gross income of the employees
  • 6.2% on the gross income of the employers
  • 12.4% on the gross income of self-employed persons

Read: What is a VAT number in the US?

What is OASDI Tax Rate in 2025?

The highest income subject to the OASDI tax has been raised to $176,100, up from $168,600 in 2024. This means:

Employees

Maximum contribution of $10,918.20 (6.2% of $176,100).

Employers

Employers will also contribute $10,918.20 per employee.

Self-Employed

Maximum contribution of $21,836.40 (12.4% of $176,100)

Earnings above $176,100 are not subject to the OASDI tax but remain subject to Medicare taxes, which have no income cap.

Read: What is an industry accountant?

Who Is Exempt from OASDI Tax?

The majority of workers are subject to the OASDI tax. However, several categories are exempt:

  • Members of particular religious groups who adamantly reject public insurance.
  • Non-resident aliens include students on certain visas or foreign government workers.
  • Some employees of the state and municipal governments are covered under alternative retirement plans.
  • Self-employed individuals who make less than $400 per year

Read: Can a CPA be a registered agent?

Importance of OASDI Contributions

To get Social Security credits, you must contribute to the OASDI program. With a maximum of four credits annually, one credit is awarded for every $1,810 salary in 2025.

To be eligible for retirement benefits, one must earn 40 credits, equal to ten years of employment. 

The Bottom Line

Effective financial planning requires understanding what is OASDI tax and its consequences. Completing yearly modifications guarantees adherence and facilitates retirement planning.

Contact L&Y Tax Advisor for the best management of your personal and professional tax and financial matters!

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