Employer Identification Number (EIN)

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. You may apply for an EIN in various ways, and now you may apply online . You must check with your state to make sure you need a state number or charter.

  • Do You Need an EIN?
  • Do You Need a New EIN?
  • How to Apply for an EIN
  • How Long Will it Take to Get a Number?
  • EIN for E-Health Transactions
  • Misplaced Your EIN?

Note: You may not transfer your EIN if you sell or otherwise transfer your business. The new business owner and operator may not use your EIN.

Change of Ownership or Structure
Generally, businesses need a new EIN when their ownership or structure has changed. Refer to “Do You Need an EIN?” to determine if this applies to your business.

EIN for Electronic Health Transactions
You may need a National Standard Employer Identifier (NSEI) for your electronic health transactions. Refer to NSEI frequently asked questions for assistance.