Understanding the EIN
An Employer Identification Number (EIN) is a unique nine-digit number assigned by the Internal Revenue Service (IRS) to businesses operating in the United States. It serves as your business's tax ID and is essential for various business operations, functioning like a Social Security number for your business.
Why You Need an EIN
There are several reasons why your business might need an EIN:
- Filing business tax returns
- Opening business bank accounts
- Hiring employees
- Applying for business licenses
- Establishing business credit
- Forming a corporation or partnership
- Filing tax returns for employment, excise, or alcohol, tobacco, and firearms
- Having a retirement plan
For more detailed information, visit the IRS website.
Eligibility Requirements
Before applying for an EIN, ensure that:
- Your business is located in the United States or U.S. Territories
- You have a valid Taxpayer Identification Number (SSN, ITIN, or EIN)
- You are the principal officer, owner, or authorized representative
Required Information
When applying, have the following information ready:
- Legal name of the business entity
- Trade name (if applicable)
- Business address
- Type of business entity (corporation, LLC, partnership, etc.)
- Reason for applying
- Number of employees expected
- Principal business activity
- Responsible party who controls, manages, or directs the entity
Application Methods
Online Application (Recommended)
The fastest and most convenient way to obtain an EIN is through the IRS EIN Assistant. This method provides:
- Immediate processing
- Instant EIN assignment
- Free service
- Available Monday through Friday, 7 am to 10 pm Eastern time
Alternative Methods
- Fax: Complete Form SS-4 and fax it to the appropriate IRS service center
- Mail: Send completed Form SS-4 to the IRS (processing time: 4-5 weeks)
- Phone: International applicants can call 267-941-1099
After Obtaining Your EIN
Important Next Steps
- Keep your EIN confirmation letter in a safe place
- Use your EIN when:
- Opening business accounts
- Filing tax returns
- Completing W-9 forms
- Applying for licenses or permits
Pro Tip: Create digital and physical copies of your EIN confirmation letter for backup purposes.
Common Issues and Solutions
Lost or Misplaced EIN
If you lose your EIN:
- Check previous tax returns
- Contact your bank
- Call the IRS Business & Specialty Tax Line at 800-829-4933
Common Mistakes to Avoid
- Applying for Multiple EINs: Only one EIN is needed per business entity
- Incorrect Information: Ensure all information is accurate to avoid delays
- Misplacing Your EIN: Keep your EIN in a safe place
Additional Resources
For more information about managing your business's tax obligations, visit:
- IRS Small Business Resources
- Small Business Administration
- IRS website
- Your state's business registration website
Maintaining Compliance
Keep your business compliant by:
- Filing taxes on time
- Updating the IRS about business changes
- Maintaining accurate records
- Following state and federal regulations
Remember that obtaining an EIN is just one step in establishing your business. Ensure you complete all necessary registrations and obtain required permits for your specific business type and location.