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

What is a state tax ID number, and what is it for? A state tax ID number is sometimes called a state employer ID, state EIN or state tax registration. It’s assigned by a state to identify a business ...

An employer identification number (EIN) is issued by the Internal Revenue Service (IRS) to identify a business for tax administration purposes. It’s also used to complete some core business tasks, ...

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 ...

Editorial Note: We earn a commission from partner links on Forbes Advisor. Commissions do not affect our editors' opinions or evaluations. As a business owner, there are likely many account numbers ...

Keeping your personal and business expenses separate is crucial as a business owner, and an Employer Identification Number (EIN) is the best way to do so. An EIN number can help you keep your Social ...