A taxpayer identification number, or TIN, is used by the Internal Revenue Service to track individuals and entities for tax purposes, and an employer identification number, or EIN, is one form of a TIN. Many people confu... More »

An EIN is an Employer Identification Number, issued by the Internal Revenue Service to identify a business entity. It may also be referred to as a federal Taxpayer Identification Number (TIN). More »

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A TIN is a taxpayer identification number. It is assigned by the Internal Revenue Service or the Social Security Administration to identify American taxpayers and citizens. When issued from the SSA, the TIN is an SSN or ... More »

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An employer identification number is issued to a business entity by the federal government as a tax identification number. A unified business identifier is issued by Washington state to identify a business entity. More »

Find the Employer Identification Number, or EIN, for a business by looking at the original notice from the Internal Revenue Service when the EIN was issued or by referencing a previous year's business tax return. If the ... More »

As of 2015, applying and receiving an EIN number is free, and is part of a complimentary service through the Internal Revenue Service. An application for an EIN number can be done through four different methods, which ar... More »

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To find the federal tax identification number, commonly known as an Employer ID number or EIN, check existing documentation, call the bank that handles your business accounts, or contact the Internal Revenue Service dire... More »