Learn about EIN numbers, why they're essential for businesses, and how to apply for one with this comprehensive guide.

Employer Identification Number (EIN) Definition: A 9-digit number obtained by a business with paid employees from the IRS. If you're a sole proprietorship, your EIN is your social security number.

An employer identification number (EIN) is assigned to business entities as well as estates and trusts with federal filing requirements. Understanding the basics of an EIN An EIN is a unique nine ...

a Social Security number and an Employer Identification Number (EIN). Since you most likely already have a Social Security number, let's address the issue of EIN numbers. The EIN is a nine-digit ...