Reference guide for withholding on nonresidents. Withholding on payments to nonresidents and foreign nonresidents (withholding agent information).You need FormW8BEN, which is a Certificate of Foreign Status of Beneficial Owner for United States Tax Withholding and Reporting. This guide is intended to simplify the process. Examples of common payments the University makes to foreign nationals visiting or working in the US. This guide contains everything you need to know about paying independent contractors in other countries, compliantly and at scale. In this guide, we'll walk you through everything you need to know about bringing a selfemployed worker on board, wherever they are in the world. The eligible Foreign National must complete IRS Form 8233 and the Tax Treaty Affidavit. Need to pay international contractors? This how-to guide provides the best methods and resources to make overseas payments quickly, safely and securely.