Supplier Information Form

Using Box File Requests to upload Supplier Information Form (SIF), W-9, W-8, and ACH Enrollment Submissions.

Box File Request gives the vendor a fast and secure way to upload their Supplier Information Form, Tax Documents, and ACH information as required.   

Important Links:

• Printable Instructions For Vendors
• Supplier Information Form (SIF) & ACH Enrollment Form
• AMEX VPay and AMEX BIP enrollment information 
• Tax Forms: W9
• Tax Forms: W8
• IRS Signature Requirements

Using Box to Upload Vendor Paperwork

1. Save the completed forms and attachments on your computer. Verify all signatures on the documents are wet signatures or 3rd party verified digital signatures. Refer to the IRS Signature Requirements link above. 
    
2. Click this link https://cwru.app.box.com/f/ae9f53a2ab524abda8424ba9d9ef285f which will take you to the secure Box. You do not need to be logged into Box, or even have a Box account to upload the documents.
    
3. Drag and drop the forms. Then Click “Submit”. ALL FORMS AND ATTACHMENTS MUST BE INCLUDED IN YOUR SUBMISSION. Incomplete submissions will not be processed. Emailed documents will not be accepted. 

Procurement and Distribution Services' Customer Care Team will process the vendor paperwork within 3 business days and email the CWRU contact the vendor number once the vendor is setup.  Incomplete submissions will not be processed. 

If you have any additional supplier-related questions, concerns, or issues you’d like to discuss, please contact customercareteam-pds@case.edu.