A unique nine-digit number provided by the Internal Revenue Service (IRS) to identify your organization is known as an Employer Identification Number (EIN). All company EINs are available to the public. We demonstrate how to do an EIN Lookup for your own or other firms.

An Employer Identification Number (EIN), also known as a Federal Employer Identification Number (FEIN) or Federal Tax Identification Number (FTIN), is a business’s equivalent of a Social Security number (SSN).

The Internal Revenue Service (IRS) uses the unique nine-digit EIN number to identify firms for tax reporting.

An EIN is often required by business owners when they:

If any of the following statements apply to you, you must get an EIN:

Even though a single owner uses their own personal social security number for their firm, they must get an EIN in order to recruit staff or submit excise taxes. Learn more in our article Does a Sole Proprietor Need an EIN?

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To retain their corporate veil, single-member LLCs should normally get an EIN number and operate under that number.

How to Perform an EIN Lookup on the Internet

You may find a missing or lost EIN by doing the following.

There are a few ways if you need to locate the EIN of a firm other than your own.

The fastest and easiest approach to get a free EIN is to use the IRS website’s EIN Assistant.

Before you can get an EIN, you must first establish your firm. The IRS will want your company’s creation date as well as its formal business name.

Form SS-4 may also be used to apply for an EIN via fax or mail. If you are submitting by fax, please send your EIN application to (855) 641-6935. If you want to apply by mail, send it to the Internal Revenue Service, Attn: EIN Operation, Cincinnati, OH 45999.

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