What is an EIN and how do you get one?
An Employer Identification Number is a federal tax identifier issued by the IRS to businesses, used for tax filing, payroll and opening a business bank account. Most businesses with employees or with a certain legal structure need one, regardless of state.
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How it works
The application is filed with the IRS online, by fax or by mail, and an online application for an eligible applicant typically returns the number immediately. The EIN is then used on federal tax returns, payroll filings and most bank account applications.
Commonly mixed up with
An EIN is sometimes confused with a state tax registration. It is a federal number issued by the IRS, separate from any New York State tax account.
What is an EIN and how do you get one?
| Knowledge, New York | Business and finance |
|---|---|
| Short answer | An Employer Identification Number is a federal tax identifier issued by the IRS to businesses, used for tax filing, payroll and opening a business bank account. Most businesses with employees or with a certain legal structure need one, regardless of state. |
| How it works | The application is filed with the IRS online, by fax or by mail, and an online application for an eligible applicant typically returns the number immediately. The EIN is then used on federal tax returns, payroll filings and most bank account applications. |
| Commonly mixed up with | An EIN is sometimes confused with a state tax registration. It is a federal number issued by the IRS, separate from any New York State tax account. |
| Last reviewed | 2026-08-08 |
Short questions
- Is an EIN the same as a Social Security number?
- No, an EIN identifies a business, while a Social Security number identifies an individual.
- Does a sole proprietor need one?
- A sole proprietor with no employees can sometimes use a Social Security number instead.
- Is there a fee?
- The IRS issues an EIN at no charge.
- Can a foreign owner apply?
- A foreign owner can apply, though the process for those without a Social Security number differs.
- Where is the application?
- The IRS publishes the EIN application and eligibility rules.
Sources
More in this track
- How do you form an LLC in New York State?
- How do you form a corporation in New York State?
- When does a New York business need to register for sales tax?
- What does an employer need before hiring in New York?
- What is the difference between federal and New York State business tax?
- What does a business need to open a bank account in New York?
- What decides commercial office lease terms in New York City?
- Does a business need a license to operate in New York City?
- What ongoing state fees apply to a New York business?
These pages explain how the rules work and link the authority that owns them. They are not legal, tax or immigration advice, and amounts and thresholds change, so open the source before you act.
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