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 also need local tax numbers for your state.
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 a New 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.
Answers to frequently asked questions:
- Do You Need an EIN?
- Do You Need a New EIN?
- How to Apply for an EIN
- Where to Apply for an EIN
- How Long Will it Take to Get a Number?
- Do I need an EIN for E-Health Transactions?
Information courtesy of the Internal Revenue Service.