Each taxpayer in the U.S. needs to have a unique nine-digit number that can identify them to the IRS. Many Americans use their Social Security number, or SSN, to confirm their identity on tax returns ...

Tax-identification numbers are required on all tax forms, including tax returns. The number is how your business is identified by the IRS. The tax-identification number for your business can be either ...

Companies, like people, are usually known by their names, but people and companies both have other types of identification, often issued by government agencies in the form of identification numbers.

Kelly Phillips Erb is a Forbes senior writer who covers tax. Social Security numbers were first issued by the Social Security Administration in November 1935. The numbers were created to help ...

An Individual Taxpayer Identification Number (ITIN) is a tax processing number issued by the Internal Revenue Service (IRS), which is only available for certain nonresident and resident aliens, their ...

An employer identification number (EIN) is issued by the Internal Revenue Service (IRS) to identify a business for tax administration purposes. It’s also used to complete some core business tasks, ...

To take advantage of most credits, deductions and exemptions, the Internal Revenue Service requires that you provide a TIN, or Taxpayer identification number for yourself, your spouse and your ...

The Joint Tax Board (JTB) has confirmed that Nigerians without a Tax ID will still be able to access and use their bank ...