Going to hire a contractor in the USA? The Bid Form shall contain all price information in the format specified on these pages.Complete the Bid Form only as provided in the Bid Instructions. Here we provide a checklist of all the forms and documents you need to hire independent contractors legally. If your contractor is selfemployed (a sole proprietor in their country), you'll need them to fill out Form W8BEN. Understand tax requirements when hiring a foreign contractor. Our guide provides essential insights for seamless compliance with international tax laws. Maryland law has stringent employee classification. Use our free independent contractor template to comply with Maryland laws when hiring. An independent contract agreement helps to lay out work schedules, payment terms, and other essential details.