What Code for HSA on W-2? Understanding HSA Contributions on Your Tax Return

When it comes to tax season, one common question that arises for individuals with Health Savings Accounts (HSAs) is: What code do I use for HSA on my W-2 form?

On your W-2 form, you will find a specific box dedicated to reporting your HSA contributions. The code to look for is Code W. This code is used to indicate the amount that you and your employer have contributed to your HSA throughout the tax year.

Understanding the code for HSA on your W-2 is important for accurately reporting your contributions and ensuring compliance with the IRS regulations. Here's a breakdown of what you need to know:

  • Code W: Used to report HSA contributions made by both you and your employer.
  • Box 12: You will find Code W in Box 12 of your W-2 form along with other codes that represent different types of employee benefits.
  • Tax Benefits: Contributions made to your HSA are tax-deductible up to the annual contribution limit set by the IRS.
  • Reporting: Make sure to accurately report the amount shown under Code W on your tax return to avoid any discrepancies.

By understanding the code for HSA on your W-2 form, you can easily navigate the tax reporting process and maximize the benefits of your HSA contributions.


As tax season approaches, many who have Health Savings Accounts (HSAs) wonder what code to use for HSA on their W-2 form to ensure everything is reported correctly.

The code you need to pay attention to is Code W, which appears in Box 12 of your W-2. This code is crucial as it denotes the total contributions made to your HSA by both you and your employer over the past year.

Being aware of the code for HSA on your W-2 impacts your tax filing in several ways. Here's a deeper look:

  • Code W: This code specifically indicates combined contributions from you and your employer, making tracking easier.
  • Box 12: Besides Code W, Box 12 may contain other identifiers for various employee benefits you should know.
  • Tax Advantages: Remember, HSA contributions can lower your taxable income, providing significant tax benefits up to the IRS limits which change yearly.
  • Accurate Reporting: It’s crucial to report the correct amount from Code W on your tax returns to prevent issues with the IRS.

By understanding how the HSA code on your W-2 works, you can simplify your tax obligations and enjoy the benefits of your HSA contributions.

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