
PhD students may be exempt from paying FICA (Federal Insurance Contributions Act) taxes on their wages if they meet certain criteria. FICA taxes are imposed on all wages with respect to employment, and employers are required to withhold FICA contributions from employees' wages. However, students who are employed by a school, college, or university where they are pursuing a course of study may be exempt from FICA taxes under the student FICA exemption. To qualify for this exemption, students typically need to be enrolled at least half-time and work less than a specified number of hours per week. Additionally, stipends, scholarships, and fellowships may have different tax implications, with some being considered taxable income while others are exempt from FICA withholding. International students on specific visas may also have different tax considerations. Understanding the specific regulations and criteria for the student FICA exemption is essential for determining whether a PhD student is exempt from paying FICA taxes.
| Characteristics | Values |
|---|---|
| FICA tax exemption criteria | Enrolled at least half-time, employed less than 80% time for the month |
| FICA tax exemption applicability | During school breaks of 5 weeks or less, provided the individual is a continuing student |
| FICA tax exemption eligibility | Undergraduate or graduate student, not a full-time or professional employee, not a career employee |
| FICA tax rate for non-resident aliens | 30%, reduced to 14% for students or scholars with specific visas |
| Scholarship payment taxability | Not taxable if used for "qualified expenses" such as tuition, fees, books, supplies, and equipment |
| Stipend taxability | Subject to withholding for non-resident aliens, not subject to FICA withholding |
| PhD student FICA tax payment | Depends on state and university guidelines, may be exempt if enrolled at least half-time and employed less than 80% |
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What You'll Learn
- PhD students on fellowships may have to pay FICA taxes
- PhD students employed by their university may be exempt from FICA taxes
- PhD students on scholarships may not have to pay FICA taxes if used for qualified expenses
- International PhD students on certain visas may be exempt from FICA taxes
- PhD students who are teaching assistants may have to pay FICA taxes

PhD students on fellowships may have to pay FICA taxes
Students enrolled at least half-time or certified full-time and working on campus during the academic year are exempt from FICA (Social Security and Medicare) deductions. However, FICA is withheld from all students working on campus during the summer. PhD students on fellowships may have to pay FICA taxes, depending on their specific circumstances.
FICA taxes are not charged to students for services performed for their university while they are taking classes. This includes positions such as teaching assistants (TAs), research assistants (RAs), or graduate assistants (GAs). However, if a student works in a university role that is not directly related to their graduate studies, such as in a cafeteria, FICA taxes will be withheld from their pay.
Fellowships, scholarships, and grants are generally considered taxable income and must be reported to the US Internal Revenue Service (IRS). However, taxable income does not automatically mean that FICA taxes will be withheld. A taxable scholarship or fellowship is not subject to FICA withholding since the payment is not made in exchange for services.
The determination of whether a student is subject to FICA taxes depends on the nature of their employment or service relationship with the university. If a PhD student on a fellowship is providing services or performing duties for the university, their income may be subject to FICA taxes. It is recommended that students consult with a professional tax advisor or refer to IRS publications relevant to their specific situation to understand their tax liabilities and whether they qualify for any exemptions or reductions.
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PhD students employed by their university may be exempt from FICA taxes
PhD students may be exempt from paying FICA taxes if they are employed by their university and meet certain criteria. FICA (Federal Insurance Contributions Act) taxes are payroll taxes that fund Social Security and Medicare. While FICA taxes typically apply to wages earned through employment, there is a specific exemption for students employed by a school, college, or university where they are pursuing a course of study.
To qualify for the student FICA exemption, the primary purpose of the individual's relationship with the university must be educational rather than employment-based. In other words, the student must be enrolled and regularly attending classes at the institution where they are employed. Additionally, the services performed by the student must be "incident to and for the purpose of pursuing a course of study." This means that the work must be related to their academic program and not just a separate job at the university.
It's important to note that not all PhD students employed by their university will qualify for the FICA exemption. Those who are considered career employees or who work during extended school breaks may not be eligible. Additionally, the university's policies and the specific circumstances of the student's employment will also be considered in determining their exemption status.
To determine eligibility for the student FICA exemption, universities typically follow the Revenue Procedure 2005-11 safe harbor guidelines. These guidelines provide a framework for assessing whether a student's primary purpose for being at the university is educational. If a student meets these guidelines, they will generally be treated as exempt from FICA taxes on their wages. However, it's always a good idea for PhD students to consult with their university's payroll or tax office to understand their specific situation and any tax obligations they may have.
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PhD students on scholarships may not have to pay FICA taxes if used for qualified expenses
PhD students may be confused about their tax obligations, particularly regarding FICA taxes and scholarships. FICA, which stands for Social Security and Medicare taxes, generally does not apply to students in certain situations.
Firstly, it's important to understand the difference between scholarships and stipends. A scholarship payment received by a PhD student is generally not considered taxable income if it is used for "qualified expenses." Qualified expenses are defined by the Internal Revenue Service (IRS) and include tuition, required fees, books, supplies, and equipment necessary for the course. These payments do not need to be reported to the IRS, and the student does not have to pay FICA taxes on them.
On the other hand, stipends are often subject to FICA taxes. Stipends are payments for which no services are rendered or required, and they can be used for living expenses, room and board, travel, non-required books, and personal items. While PhD students on stipends may receive a W-2 form and have federal taxes withheld, they typically do not pay additional FICA taxes during quarters when they are taking classes. However, during periods when they are not taking classes, such as the summer, they may be responsible for paying FICA taxes.
It's worth noting that scholarships can become taxable if they are used for expenses other than qualified expenses. In such cases, they are referred to as stipends and may be subject to FICA taxes. Additionally, PhD students who receive payments for teaching or research assistance as a condition of their scholarship may have to include those amounts in their gross income and pay taxes on them.
To summarize, PhD students on scholarships may not have to pay FICA taxes if their scholarship funds are used solely for qualified expenses as defined by the IRS. However, it is always a good idea to consult with a tax professional or the university's tax department for specific advice regarding an individual's tax obligations.
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International PhD students on certain visas may be exempt from FICA taxes
International PhD students on certain visas may be exempt from paying FICA taxes for a certain period. FICA, or Federal Insurance Contributions Act, taxes are levied on income earned by employees and employers to fund Social Security and Medicare programs.
International students in the US on F-1, J-1, M-1, Q-1, or Q-2 visas are classified as nonresidents for tax purposes and are generally exempt from FICA taxes on wages for a specific duration. This exemption applies to students employed by a school, college, or university where they are pursuing their studies, as long as their employment relationship is predominantly educational.
For instance, students on J-1 visas are exempt from FICA taxes for the first two calendar years of their stay in the US. After this period, they become residents for tax purposes and are subject to FICA withholding. Similarly, students on F-1, M-1, and Q visas are exempt from FICA taxes for the first five calendar years of their physical presence in the US.
It is important to note that the exemption may not apply to all types of employment and is subject to immigration regulations and the purpose for which the visa was issued. Additionally, the exemption may depend on the individual's employment relationship with their educational institution, with an examination of whether employment or education is predominant in the relationship.
International PhD students should consult with their institution's international tax office or seek professional tax advice to understand their specific situation and any applicable exemptions or tax treaties that may impact their tax liability.
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PhD students who are teaching assistants may have to pay FICA taxes
Generally, PhD students who are employed as teaching assistants do not have to pay FICA taxes on their stipends. FICA (Social Security and Medicare) taxes do not apply to services performed by students employed by a school, college, or university where the student is pursuing a course of study. The student FICA exception applies to wages paid to employees enrolled and regularly attending classes at the institution.
However, there may be exceptions depending on the specific circumstances and the state or local laws. For example, if a PhD student works in a position unrelated to their graduate studies, such as working in a university cafeteria, FICA taxes may be applicable. Additionally, income taxes may still apply to stipends, and PhD students may receive a W2 form and be subject to federal, state, or local income taxes.
It is important to note that the determination of whether an individual is considered a student for FICA tax purposes involves examining the employment relationship to assess whether employment or education is predominant. The eligibility criteria for the student FICA exception are outlined in IRS regulations, including the nature of the employer, the type of services performed, and the benefits received by the employee.
PhD students who are teaching assistants should carefully review their tax forms and consult official sources or tax professionals to understand their specific tax obligations, as the applicability of FICA taxes can vary based on individual circumstances.
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Frequently asked questions
Stipends are not subject to FICA tax withholding since the payment is not for services. However, they are considered taxable income.
Scholarship payments are generally not taxable income if used for "qualified expenses" such as tuition, fees, books, supplies, and equipment. If used for other expenses, they are taxable income, but not subject to FICA withholding.
Yes, PhD students may be exempt from FICA taxes if they are enrolled at least half-time and employed less than 80% time for the month. This exemption also applies during school breaks of 5 weeks or less if the student was eligible for exemption on the last day of the preceding semester.
International students on F-1 and J-1 visas are generally exempt from FICA taxes as nonresident aliens. However, they may become resident aliens for tax purposes after their 5th calendar year in the US.
FICA tax exemptions and requirements can vary by state and university. For example, PA waives state income tax for PhD stipends, while Philly offers a 50% local income tax reduction. It is important to check the specific rules for your state and university.











