What is a tax ID document?
A Taxpayer Identification Number (TIN) is an identification number used by the Internal Revenue Service (IRS) in the administration of tax laws. It is issued either by the Social Security Administration (SSA) or by the IRS.
Learn how to lookup an unknown tax ID number, whether it's your own or somebody else's Every individual and business in the US has a unique tax ID number—this is how the IRS identifies each taxpayer. But what happens if you can't find one...
What is a tax ID document?
A Taxpayer Identification Number (TIN) is an identification number used by the Internal Revenue Service (IRS) in the administration of tax laws. It is issued either by the Social Security Administration (SSA) or by the IRS.
Learn how to lookup an unknown tax ID number, whether it's your own or somebody else's Every individual and business in the US has a unique tax ID number—this is how the IRS identifies each taxpayer. But what happens if you can't find one...