About Us

Columbia University, continuing its tradition as a preeminent world center of learning, hosts more than 14,000 international students, faculty, researchers and visiting scholars from over 150 countries plus family members who accompany them.

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Whom We Serve

We serve both the international population across Columbia’s sixteen undergraduate, graduate and professional schools at the Morningside Heights and the Medical Center (CUIMC) campuses and the university staff that admits, appoints, employs, and works with them.

To learn about our three office locations, visit our contact us page.

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What We Do

We are the international community’s resource for immigration-related needs, providing advisory and documentation services and information on a host of issues, including— but not limited to—visas, employment, travel, and tax-filing obligations. We monitor the regulations of government agencies that have jurisdiction over the stay of international students and scholars, and are responsible for institutional compliance.

View our list of services.

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Who We Are

We know that relocating to study or work in another country can be as stressful as it is exciting. We are dedicated to making the process as smooth as possible so that our students and scholars can keep their focus on the academic and professional aspirations that bring them here.

Visit our staff page to see who are.


March 30, 2020

ISSO Updates (COVID-19, Tax extension and webinar, Tips)

Life has changed dramatically since the last in-person class was held at Columbia just over 3 weeks ago on Friday, March 6th. The disruption to our academic, professional, and personal lives cannot be overstated. Some of you packed in a hurry and traveled home or elsewhere; others are self-isolating in your homes along with fellow New Yorkers.

Read more.

March 27, 2020

Tax-Filing Information

UPDATE: Federal and State Tax Deadlines Extended until July 15. Tax webinar on April 3rd.

If you were physically in the U.S. in F or J status anytime between January 1 - December 31, 2019 you will be required to send at least one form to the U.S. Internal Revenue Service (IRS), even if you had no income. Although US. income tax law is complex, we provide resources and tax workshops to demystify the process and help you comply with your federal (and possibly) state tax obligations. 

March 14, 2020

Important COVID-19 Updates from the ISSO

During this global health crisis, Columbia University and the ISSO are committed to supporting our international students and scholars. The guidance on COVID-19 and how to best mitigate its impact is dynamic and fast-moving. The university’s top priority during this challenging time is the health, safety and well-being of the university community.

Read more