Vendor / Payee Tax Forms

Below are links to IRS tax forms most frequently submitted by vendors / payees doing business with Columbia University.


Click on below title to view form. Vendor / payees are also urged to read the form instructions to ensure that the correct form is used and properly filled out.


W-9 Form
Request for Taxpayer Identification Number and Certification

> View IRS Instructions



W-8 BEN 
Certificate of Foreign Status of Beneficial Owner for United States Tax Withholding

For Individuals:
W-8 BEN Form  

> View IRS Instructions

For Entities:
W-8 BEN-E Form 

View IRS Instructions



8233 Form
Exemption from Withholding on Compensation for Independent (and Certain Dependent) Personal Services of a Nonresident Alien Individual

> View IRS Instructions



If you believe you should submit a different tax form, please consult with your tax advisor and follow link to OTHER TAX FORMS HERE.