Appointment Locator
Campus Address 3100 Marine Street
3rd Fl., Rm. A-342
Boulder, CO 80303

Marine Street is on East Campus, one block south of Arapahoe Avenue off of 30th Street. Parking is metered. There is also Stampede bus access directly in front of the building.

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  March 2018
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Welcome to the International Tax Office’s online appointment system!

Please select your campus location and the type of appointment required to begin.


IMPORTANT:  The International Tax Office does not offer appointments for assistance with your personal income tax return forms and is unable to provide personal tax advice or tax preparation services.  To best use available time and resources, if you have general questions about your personal filing requirements, please submit them to, rather than scheduling an appointment.  Thank you!