The purpose of a W9 form is to provide an entity that issues taxable payments to a company with the company's federal tax identification number. The IRS uses a W9 to match revenue that recipients ...

As a small-business owner, you may be thinking about outsourcing work to save time and expand your services. Before taking this step, make sure you ask contractors or companies to fill out a W-9 form.

Katharine Paljug is a financial writer and editor with over a decade of industry experience. Her writing has covered nearly every aspect of the financial world, from investing in forex to paying for ...