Learn the step-by-step process of obtaining an EIN for your single-member LLC in New York. Understand its importance, prepare the necessary documents, and apply online, by mail, or fax for free.
Obtaining an EIN (Employer Identification Number) is essential for starting a business in New York as a single-member LLC. The EIN, issued by the IRS, serves as your business’s unique identifier for tax reporting, opening business accounts, and more. This guide will walk you through the process in simple steps.
Why You Need an EIN

An EIN plays a critical role in business operations. Here are key situations where it is required:
– Opening a Business Bank Account: Most banks require an EIN to set up a business account.
– Hiring Employees: It is mandatory for payroll and tax purposes.
– Filing Taxes: EIN is essential for LLC tax reporting and payment.
– Obtaining Business Licenses: Certain licenses require an EIN for application.
The EIN acts as an ID card for your New York LLC, ensuring your business operates legally and efficiently.
What to Prepare Before Applying for an EIN
Before starting the application process, gather the following information:
1. LLC Name
– The official registered name of your LLC in New York.
2. LLC Address
– The physical operating address of the LLC. P.O. boxes are not accepted.
– The date your LLC was officially formed in New York.
4. Owner’s SSN (Social Security Number)
– As the sole owner of the LLC, your SSN is required.
5. Business Purpose
– A description of the primary activity your LLC will conduct.
Methods to Apply for an EIN
You can apply for an EIN for free through the IRS using one of three methods: online, by mail, or by fax.
1. Online Application (Fastest Method)
– Website: [IRS Official Site]
– Operating Hours: Monday to Friday, 7:00 AM to 10:00 PM (Eastern Time)
Steps:
1. Go to the IRS EIN Online Application page.
2. Click the “Apply Online Now” button.
3. Follow the prompts to provide your LLC type, owner details, address, and business purpose.
4. Submit the application to receive your EIN instantly.
2. Mail Application
– Form Required: Form SS-4
– Mailing Address:
Internal Revenue Service
Attn: EIN Operation
Cincinnati, OH 45999
Steps:
1. Download and complete Form SS-4.
2. Mail the form to the above address.
3. Processing time: Approximately 4 weeks.
3. Fax Application
– Fax Number: (855) 641-6935
Steps:
1. Complete Form SS-4.
2. Send it via fax to the IRS.
3. Processing time: Approximately 4-7 business days.
What to Do After Receiving Your EIN

Once you receive your EIN, the IRS will send you a confirmation letter. This document is crucial for:
– Opening Business Bank Accounts
– Applying for Business Licenses
Keep this confirmation letter safe, as you will need it frequently for business operations.
Applying for an EIN as a Foreign Owner
If you are a foreign owner without an SSN, you can still apply for an EIN. Here’s how:
1. Enter “Foreign” in line 7b of Form SS-4.
2. Submit the form by mail or fax.
The IRS offers customer support specifically for foreign applicants. Don’t hesitate to reach out if you need help.
Additional Tips for EIN Application
– An EIN is permanent and does not change unless the business structure changes.
– Applying for an EIN is completely free. Avoid third-party services that charge fees.
– For further assistance, contact IRS Customer Service at 800-829-4933.
An EIN is a fundamental requirement for operating an LLC in New York. Follow this guide to obtain your EIN easily and start your business on the right track!