Starting, Operating or Closing a Business
Whether you are a budding entrepreneur, or an established business owner, you will find everything you need to start and manage your business venture.

Business Taxes
The form of business you operate determines what taxes you must pay and how you pay them.

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.

IRS Forms and Publications
Need an IRS form or publication?

Electronic Filing
e-file for Business and Self-Employed Taxpayers. The IRS offers several electronic filing options designed specifically for the business filer. There are several ways you may choose to participate in the IRS e-file for Business programs.

Electronic Federal Tax Payments (EFTPS)
Businesses and individuals can use the Electronic Federal Tax Payment System to pay all their federal taxes electronically, 24 hours a day, 7 days a week, via the phone, personal computer (PC) software or the Internet. Visit the EFTPS web site for all the latest information! Or visit the Department of Treasury’s Financial Management Services web page on EFTPS.

Businesses with Employees
Information about hiring, recordkeeping, and other topics for business owners with employees.

Independent Contractors vs. Employees
Before you can determine how to treat payments you make for services, you must first know the business relationship that exists between you and the person performing the services.

Employment Taxes for Small Business
If you have employees, you are responsible for Federal Income Tax Withholding, Social Security and Medicare taxes and Federal Unemployment Tax Act (FUTA).

IRS Withholding Calculator
This easy-to-use calculator can help you figure your employees’ Federal Income Tax Withholding so you can withhold the correct amount from their pay.

Retirement Plans for Small Businesses
Are you looking for information on employee retirement plans in order to provide better service to all your employees?

Contact My Local Office
IRS Taxpayer Assistance Centers are your one-stop resource for face-to-face tax help and solutions to tax problems, every business day.

Taxpayer Advocate Service
The Taxpayer Advocate is an independent organization within the IRS. They help taxpayers resolve problems with the IRS and recommend changes that will prevent the problems.

Learning Center:

On-line Classroom
View a streaming video of an IRS Small Business Workshop, take an IRS course or complete an online self-directed version of a workshop taught live around the country.

Small Business Tax Workshops
Throughout the country various non-profit and government organizations offer small business workshops.

Small Business Resources
This section offers links to a broad range of resources across federal and state agencies.