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.
http://www.irs.gov/businesses/small/index.html

Business Structures
When beginning a business, you must decide what structure to use. Legal and tax considerations enter into this decision.
http://www.irs.gov/businesses/small/article/0,,id=98359,00.html

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.
http://www.irs.gov/businesses/small/article/0,,id=98350,00.html

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.
http://www.irs.gov/businesses/small/article/0,,id=102767,00.html

IRS Forms and Publications
Forms and Publications
Need an IRS form or publication?
http://www.irs.gov/formspubs/index.html

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.
http://www.irs.gov/efile/article/0,,id=118520,00.html

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.
http://www.eftps.gov/

QuickAlerts "More" e-file Benefits for EROs
Get on board and be one of the thousands of tax professionals that currently receive information on “up-to-the-minute” e-file events.
http://www.irs.gov/taxpros/providers/article/0,,id=97623,00.html

Employees
Businesses with Employees
Information about hiring, recordkeeping, and other topics for business owners with employees.
http://www.irs.gov/businesses/small/article/0,,id=98862,00.html

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.
http://www.irs.gov/businesses/small/article/0,,id=99921,00.html

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).
http://www.irs.gov/businesses/small/content/0,,id=98942,00.html

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.
http://www.irs.gov/individuals/article/0,,id=96196,00.html

Talk With the IRS
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.
http://www.irs.gov/localcontacts/index.html

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.
http://www.irs.gov/businesses/small/article/0,,id=97726,00.html

Small Business Tax Workshops
Throughout the country various non-profit and government organizations offer small business workshops.
http://www.irs.gov/businesses/small/article/0,,id=99202,00.html