Getting Started

Tax Information for Businesses

If you run a small business or are self-employed, the IRS Web site offers a wide variety of information to help you.

Checklist for Starting a Business

This checklist provides the basic steps you should follow to start a business.

Business Structures

When beginning a business, you must decide what structure to use. Legal and tax considerations enter into this decision.

Employer ID Numbers (EINs)

An Employer Identification Number (EIN) is also known as a federal tax identification number, and is used to identify a business entity. Generally, businesses need an EIN.

Online Application - Form SS-4, Employer Identification Number (EIN)

Apply online for the Employer Identification Number (EIN), also known as a Federal Tax Identification Number.