What is a tax ID number? It's a unique nine-digit number issued by the Social Security Administration or the IRS to anyone ...

An Individual Taxpayer Identification Number is a nine-digit number the IRS uses to process taxes and administer tax laws. The agency issues them only to certain nonresident and resident aliens, as ...

As you prepare to file your taxes in advance of the April 15 deadline, you may be wondering about certain terminology. For instance, the 1040 form that most people use to file their federal income ...

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 ...

If any of the above reasons apply, and the taxpayer wishes to cancel their income tax registration—basically cancelling their TIN—they must first apply to the income tax authority, mentioning the ...

Janet Berry-Johnson, CPA, is a freelance writer with a background in accounting and income tax planning and preparation for individuals and small businesses. Her work has appeared in Business Insider ...