Review the various taxpayer identification numbers (TIN) the IRS uses to administer tax laws. Find the TIN you need and how to get it.

Aug 5, 2025 · A state ID number is a unique identifier issued by a state’s Department of Motor Vehicles (DMV) or an equivalent agency. This number is typically found on a state-issued …

They allow authorities to use a unique identifier which can be linked to a database, reducing the risk of misidentification of a person. They are often stated on national identity documents of …

Jul 23, 2025 · Confused about which US taxpayer ID number you need — SSN, ITIN, EIN, or something else? This guide explains each type, who qualifies, when it's required, and how to …

Jul 31, 2025 · Find out if you need an employer identification number (EIN). Get one online, free from the IRS. Don’t pay for an EIN.

Jul 14, 2025 · 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 that you need? …

What Is a Tax ID Number and How Is It Used? A tax identification number (TIN) is unique nine-digit number issued to anyone who pays personal or business taxes. You can get this number …

Mar 5, 2025 · Find out how to apply for an Individual Taxpayer Identification Number (ITIN) and use it to file your federal tax return.

Aug 10, 2025 · Learn the significance of your ID document number, how to easily locate it, and essential steps to keep this vital personal information secure. An ID document number serves …

But what exactly is a federal ID number? And more importantly, how do you find yours? Here in this guide, we shall demystify all that so that you know what it is, where to find it and why we …