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Reporting your Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN) is important. The IRS W-9 form is available to download here. This form cannot be processed unless it is signed in English and dated prior to uploading.

To report your number(s), please upload your completed IRS W-9 form by clicking on the following link:


The deadline for uploading your completed form to Ohio State is December 10, 2021. Failure to report your SSN/ITIN may subject you to a $50 penalty from the IRS.

If you are an international student in F-1 or J-1 status, you are not eligible for an SSN without on-campus employment or work authorization (CPT/OPT). You are only required to report your SSN/ITIN if you have one.