Before you start a business, you should apply for an EIN. This number has nine digits and can be obtained for free. All you need to do is complete Form SS-4 on the IRS website. Three states, including Massachusetts, North Carolina and New York, issue their own business ID numbers in addition to the EIN. Call us to confirm your purchase and request your free tax ID. How do I get a Free Tax ID . You have the option of paying for the . federal tax ID EIN at check out, or . getting it for free if you follow . the instructions below. You can obtain all tax IDs and permits on this site online. Regardless of what you want the tax ID for, We can get you a free employer state tax id number or a free federal tax id number or a free sales tax id number with you dba, incorporation or llc application purchased from our company plus show you other resources that can help you and licenses and tax ID required to start your business.