The Employer Identification Number (EIN), also known as the Federal Tax Identification Number (FTIN), is a unique nine-digit number assigned by the Internal Revenue Service (IRS) to business entities operating in the United States for identification purposes. It's essential for tax filing, opening business bank accounts, and hiring employees. While the entire number is unique to your business, the first few digits can offer insights into how and where your EIN was assigned by the IRS. Understanding these prefixes is not about identifying a business's location, but rather the IRS service center that processed the application. Many entrepreneurs wonder if the initial digits of an EIN indicate the state where their business is registered. This is a common misconception. The IRS assigns EINs based on the location of the applicant or the business at the time of application, not necessarily the state of incorporation or operation. For instance, a business formed in Delaware might receive an EIN with a prefix typically associated with applications processed by the IRS Austin Service Center. This guide will clarify the meaning behind EIN number prefixes and how they relate to the IRS's allocation process, a crucial step for any new business formation.
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