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

A tax identification number (TIN) is a unique nine-digit number issued by the Social Security Administration or the Internal Revenue Service to anyone who pays taxes (personal or business). Your TIN ...

Like any individual, a business needs an identifier to separate it from every other company. Most small business owners get a separate tax identification number (TIN) in order to conduct business, ...

Ever tried filing taxes, opening a U.S. bank account, or applying for a loan and hit a wall because you don’t have a Social Security Number? That’s where a taxpayer identification number (or TIN) can ...

This guide was reviewed by a Business News Daily editor to ensure it provides comprehensive and accurate information to aid your buying decision. Tax identification numbers (TINs) and corporate ...