ITIN
https://ispo.ucsd.edu/current-students/forms-guides/guides/itin-info.html#ITIN-Application-Procedure
- Submit F-1 Letter Request
- Fill the W-7 Form
- Korea has tax treaty with US (Article 21)
- Take copy of Passport, Visa, I-20, I-94
ISPO will process the documents, send it to IRS after about a week (I will receive an e-mail). IRS will review my things and I will be receiving my ITIN after 6 weeks.
SSN