One essential form for overseas contractors is Form W-8BEN. You'll need to solicit applicants, review their applications, and make an offer with an independent contractor agreement.Pennsylvania law requires withholding at a rate of 3.07 percent on non-wage Pennsylvania source income payments made to nonresidents. Although the modifications of the US guidelines are based on work in the US, Penn will use these forms, along with the host country's regulations, when. This article will outline four steps for hiring international contractors overseas and how Wise can help cut costs on global payments. Fill out the form to receive your FAQ list and learn more about managing international contractors. Get your FAQs about managing international contractors. To register to do business in Pennsylvania, a corporation or LLC must submit a signed foreign registration statement to the DOS. This guide is intended to simplify the process. Examples of common payments the University makes to foreign nationals visiting or working in the US.