A Federal Employer Identification Number, often referred to as an EIN or FEIN, is a unique number issued by the IRS to identify a business. 

Do you need a federal employer identification number (EIN or FEIN)? 

Most businesses require a federal employer tax identification number. Answer a few questions from the IRS to determine if your business needs one. 

Watch this video overview to learn more about federal employer identification numbers. 

 

 

 

Taxes and Credits

Step-by-Step instructions on how to apply for your FEIN.

Find step-by-step instructions on how to apply for your FEIN on the IRS website. 
Regulations, Laws, Permits

Top FAQ's about your FEIN number.

Learn more about your FEIN number. Click here to the TOP 5 things to know before applying for your FEIN. 
Licenses

Get Started! Apply for your FEIN today.

Complete your FEIN application now. 

 

 

 

Federal Employer Identification Number (FEIN) FAQs

 

Each business is different, but most sole proprietorships are identified by the owner’s Social Security Number (SSN) when filing for the business rather than a FEIN. 

If required, you should go ahead and register your business with the secretary of state's office. This question will be asked on the FEIN application. 

Learn more about registering with the Secretary of State.