The forms are valid for three years and should be collected from every foreign independent contractor. This article will outline four steps for hiring international contractors overseas and how Wise can help cut costs on global payments.Read our stepbystep guide to learn what you need to know to correctly classify contractors, onboard them, and pay them according to Canada's labor laws. To do this, you must fill out and file Form 1099-MISC at the end of the fiscal year. Master the Canadian tax system as an independent contractor. Our legal experts can provide you with fully compliant contract templates, for both Canadian and international clients. Do you need a 1099 for international contractors? Your guide for understanding how to hire and pay independent contractors around the world. After filling out Form W-8BEN, the foreign contractor must provide the completed version to the organization from which they are receiving income. Have foreign contractors complete IRS Form W8BEN.