Tax Identification Number - TIN

AAA

DEFINITION of 'Tax Identification Number - TIN'

As the name implies, this number is a nine-digit number used as a tracking number by the IRS for tax purposes. Whereas Social Security numbers are in the format of XXX-XX-XXXX, tax ID numbers are read as XX-XXXXXXX. This number is required information on all tax returns filed with the IRS.

INVESTOPEDIA EXPLAINS 'Tax Identification Number - TIN'

Tax ID numbers come in three different forms. Individuals are assigned TINs in the form of Social Security numbers (SSNs), whereas businesses such as corporation and partnerships are assigned Employer identification numbers (EINs). Trusts, fiduciaries and other non-business entities are assigned straight tax ID numbers (TINs).

RELATED TERMS
  1. Preparer Tax Identification Number ...

    An Internal Revenue Service requirement implemented in 2011 that ...
  2. Social Security

    A United States federal program of social insurance and benefits ...
  3. Trust

    A fiduciary relationship in which one party, known as a trustor, ...
  4. Social Security Number - SSN

    A nine-digit number assigned to citizens, some temporary residents ...
  5. Social Security Administration ...

    A U.S. government agency created in 1935 by President Franklin ...
  6. Deferred Tax Asset

    A deferred tax asset is an asset on a company's balance sheet ...
RELATED FAQS
  1. When am I not required to submit a social security number on my tax return?

    When filing your tax return, you are generally required to include the social security numbers of yourself and the individuals ... Read Full Answer >>
Related Articles
  1. Taxes

    Before You Visit Your Tax Preparer: Do This

    The earlier you start preparing your tax records and documents, the more likely you are to have a smooth tax return experience – and all the tax benefits you're due.
  2. Insurance

    Identity Theft: How To Avoid It

    Don't be a victim of this disturbing crime. Get insight into how perpetrators commit this form of fraud.
  3. Credit & Loans

    Identity Theft: Who To Call For Help

    If your identity is stolen, it's critical to act fast. Find out what to do if it happens.
  4. Taxes

    What To Do If You Lost Your W-2

    There's no need to panic if you don't have your Form W-2 to file taxes, there are easy ways to gain access to the missing form or file without it.
  5. Taxes

    Will Itemized Deductions Get You A Bigger Refund?

    April and taxes are due soon. If you need to file your return, you might have to decide if itemizing your deductions this year will net you a better deal.
  6. Credit & Loans

    6 Ways To Build Credit Without A Credit Card

    It's definitely possible – if a bit more complicated – to build a credit history without traditional credit cards. Just follow these steps.
  7. Taxes

    The First Thing You Should Do With Your Tax Refund

    Nobody likes to pay taxes, but everyone loves to get a tax refund. When the check arrives in the mail, it's hard to resist spending it on some indulgence.
  8. Taxes

    How Does An IRS Audit Work?

    It doesn't automatically mean an IRS agent will be ringing your doorbell. Here are the different types of IRS audits and how to handle them.
  9. Taxes

    What is the Effective Tax Rate?

    The effective tax rate is the average rate at which an individual or corporation is taxed per year.
  10. Taxes

    Made A Mistake On Your Tax Return? Don't Panic

    You can always file an amended return. But the sooner you do it, the better.

You May Also Like

Hot Definitions
  1. Fiat Money

    Currency that a government has declared to be legal tender, but is not backed by a physical commodity. The value of fiat ...
  2. Interest Rate Risk

    The risk that an investment's value will change due to a change in the absolute level of interest rates, in the spread between ...
  3. Income Effect

    In the context of economic theory, the income effect is the change in an individual's or economy's income and how that change ...
  4. Price-To-Sales Ratio - PSR

    A valuation ratio that compares a company’s stock price to its revenues. The price-to-sales ratio is an indicator of the ...
  5. Hurdle Rate

    The minimum rate of return on a project or investment required by a manager or investor. In order to compensate for risk, ...
  6. Market Value

    The price an asset would fetch in the marketplace. Market value is also commonly used to refer to the market capitalization ...
Trading Center