What is the code for W-2 Box 12 employee contributions to HSA?

When it comes to employee contributions to a Health Savings Account (HSA), the code for W-2 Box 12 that you need to look out for is Code W. This code specifically represents the amount that an employee has contributed to their HSA during the tax year.

It's essential for both employers and employees to be aware of this code as it plays a significant role in tax reporting and ensuring compliance with IRS regulations.


When you're checking your W-2 forms at tax time, make sure to look for Code W in Box 12. This code signifies the total contributions you've made to your Health Savings Account (HSA) throughout the year, which are vital for maximizing your tax benefits.

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