If you contract with a foreign company or selfemployed workers who operate under a business entity, you'll need to collect IRS Form W8BENE. When a US company hires independent contractors who are US residents, it should have contractors complete Form W9.The contractor must complete, sign, and submit the W8BEN to the employer before they can receive compensation. One essential form for overseas contractors is Form W-8BEN. The first step is to have the contractor complete Form W9, Request for Taxpayer Identification Number and Certification. If the payee is a foreign company or a foreign individual (non-resident alien for U.S. tax purposes), they should complete the appropriate Form W-8. You'll need to solicit applicants, review their applications, and make an offer with an independent contractor agreement. Income Agreement for Independent Contractors. For vendor set up in DustyBuy, your contractor will also need to complete and submit one of the following forms -. A foreign independent contractor is a nonU.