IRS Free Business Resources
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. https://www.irs.gov/businesses/small-businesses-self-employed
Checklist for Starting a Business
This checklist provides the basic steps you should follow to start a business. https://www.irs.gov/businesses/small-businesses-self-employed/starting-a-business
Business Structure
When beginning a business, you must decide what structure to use. Legal and tax considerations enter into this decision. https://www.irs.gov/businesses/small-businesses-self-employed/business-structures
Employer ID Number
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. https://www.irs.gov/businesses/small-businesses-self-employed/employer-id-numbers
Employee vs. Independent Contractor
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. https://www.irs.gov/newsroom/understanding-employee-vs-contractor-designation
Industries and Professions Index Page
Specific tax information for Agriculture, Automotive, Child Care, Construction, Cosmetology, Entertainment, Fishing, Gaming, Gas Retailers, Manufacturing, Real Estate, Restaurants, Tax Professionals, and other industries. https://www.irs.gov/businesses/small-businesses-self-employed/industries-professions
Tax Information for International Businesses
This section provides information on international taxes.
https://www.irs.gov/businesses/international-business
Tax Information for Tax Professionals
This section provides information for tax practitioners and other tax professionals.
https://www.irs.gov/tax-professionals
Parts of the www.irs.gov are available in Spanish at https://www.irs.gov/es