Hiring international contractors can be useful but comes with challenges like IRS requirements or foreign labor laws. Create an international contractor agreement that defines the fees, payment terms, and scope of work.Onboard the contractor and begin work. 1. International Independent Contractors are non-US-based service providers who perform a specific skill outside the usual scope of University activities. The following information covers approved methods of contracting and paying for services provided from outside the US. You must include the full legal names and addresses of both the contractor and the business hiring them. Define the Scope of Work. Find top rated independent contractor agreement lawyers for Philadelphia, PA to hire. Post your legal needs and get proposals from PA lawyers. Hiring international contractors requires knowledge on foreign labor laws and processes.