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

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 ...

The IRS continues to roll out drafts of some 2026 tax forms, including a draft of Form W-9, Request for Taxpayer Identification Number and Certification. Here’s a look at what’s new—and why it matters ...

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 ...

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 ...

Opinions expressed by Entrepreneur contributors are their own. Q: I want to start a new onlinebusiness and don’t really know where to start. Do I have to geta U.S. federal tax ID number? If so, where ...

The main difference between a W-9 and a 1099 is that you fill out a W-9, while the business or entity that is paying you ...

If you're ready to file your 2025 income taxes (and receive your potential tax refund) early, here is the information and ...

Form W-9 Request for Taxpayer Identification Number and Certification: Companies obtaining personal services from Purdue request this form to verify Purdue's tax identification number and exemption ...

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 ...