An Employer Identification Number (EIN) is also known as a Federal Tax Identification Number, and is used to identify a business entity. Generally, businesses need an EIN. You may apply for an EIN in various ways, and now you may apply online. This is a free service offered by the Internal Revenue Service. You must check with your state to make sure you need a state number or charter.
An Employer Identification Number (EIN) is a nine-digit number that IRS assigns in the following format: XX-XXXXXXX. It is used to identify the tax accounts of employers and certain others who have no employees. An EIN is for use in connection with your business activities only. Do not use your EIN in place of your social security number (SSN).