Resources Glacier Tax Preparation Glacier Nonresident Alien Tax Compliance System International Tax Workshop Presentation 2019 [PDF] IRS IRS Independent Contractor Publication [PDF] Office of International Students and Scholars Services (ISSS) Social Security Office Spousal/Companion Travel & Entertainment Expense Policy Global Research & Academic Network At Drexel (GRAND) International Travel-Operating Guidelines to Mitigate Tax Exposure [PDF] International Travel-Quick Reference Guide to Mitigate Tax Exposure [PDF]