F1 OPT Tax Exemptions: Are You Overpaying?

Working on Optional Practical Training (OPT) is an exciting milestone, but it often leads to a massive headache come tax season. Because F1 OPT workers look exactly like standard American employees in the corporate system, HR departments and automated payroll software frequently make a critical error: they withhold FICA taxes (Social Security and Medicare).

According to IRS Section 3121(b)(19), F1 students who are nonresident aliens are explicitly exempt from FICA taxes. This exemption typically lasts for your first five calendar years in the United States. If you notice Social Security and Medicare deductions on your paystub (usually listed as OASDI and Med/EE), your employer is incorrectly withholding approximately 7.65% of your income.

If this happens, your first step should be to contact your HR or payroll department. Provide them with IRS Publication 519, which details the exemption, and ask them to correct the withholding and refund the money already taken. If your employer refuses or is unable to process the refund, you can request it directly from the IRS by filing Form 843 (Claim for Refund and Request for Abatement) and Form 8316. Be prepared: IRS refunds for FICA taxes can take several months to process, so getting your employer to fix it internally is vastly preferred.