what is an ein number for business
EspaÃ±ol | ä¸­æ | íêµ­ì´ | Tiáº¿ngViá»t | PÑÑÑÐºÐ¸Ð¹. 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 and you can get your EIN immediately. You must check with your state to make sure you need a state number or charter.