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The Daily Insight

What is DD deduction on W-2?

Author

Henry Morales

Published Feb 24, 2026

Many employers are required to report the cost of an employee’s health care benefits in Box 12 of Form W-2, using Code DD to identify the amount. This amount is reported for informational purposes only and is NOT taxable.

How do I report pre tax health insurance on my W-2?

Any medical premiums you pay with pretax dollars aren’t counted in your taxable income. When your employer prepares your W-2, your employer won’t include these premiums in box 1, your income subject to federal income tax. Instead, your employer reports the amount of the premiums in box 12 with the code DD.

Is employer-sponsored health coverage tax deductible?

Generally speaking, any expenses an employer incurs related to health insurance (for employees or for dependents) are 100% tax-deductible as ordinary business expenses, on both state and federal income taxes. This increases the employee’s take-home pay and lowers the amount of the employee’s taxable income.

What is Code W on a W-2?

Code W in Box 12 of your W2 indicates that you have an employer-sponsored Health Savings Account and that there was money deposited into your HSA through the payroll system at work. Code W opens up Form 8889, Health Savings Accounts, on your tax return.

Do pretax deductions show on W-2?

The wages in box 1 of your W2 reflect taxable wages only. This amount does not include tax deferred deductions (i.e. retirement, 403B annuities and 457 deferred compensation) or pre-tax deductions (ie. Other tax- deferred deductions are reflected in Box 12. Dependent care deductions are shown in Box 10.

Where to find code DD on Form W-2?

Employers that are subject to this requirement should report the value of the health care coverage in Box 12 of the Form W-2, with Code DD to identify the amount.

What do you need to know about the Form W-2?

Form W-2 Reporting of Employer-Sponsored Health Coverage The Affordable Care Act requires employers to report the cost of coverage under an employer-sponsored group health plan. Reporting the cost of health care coverage on the Form W-2 does not mean that the coverage is taxable.

Can the amount on my W2 box 12 code DD be deducted?

The amount reported with Code DD is not taxable, but neither can it be claimed as a tax deduction (medical expense) by an individual taxpayer. This fact would be true whether you work for the NYC department of education, or if you worked in the private employment sector. The tax rules are the same here.

Where does the employer report tax withheld on a W-2?

If the employer withholds income tax, the employer must report the tax withheld in box 2 of Form W-2 and on line 8 of Form 943. See Pub. 51 (Circular A). Form 1099-MISC.