If you're forming a limited liability company (LLC), one of your first administrative tasks should be obtaining an Employer Identification Number (EIN) from the Internal Revenue Service. Whether you're a freelancer, consultant, or solopreneur, an EIN is essential for managing your business finances and tax obligations. This guide walks you through the process step by step, covering who qualifies, how to apply, and what comes next.
What Is an EIN and Why You Need One
An Employer Identification Number is a unique nine-digit identifier assigned by the IRS to business entities. Think of it as a Social Security Number for your business. The IRS uses it to track tax returns, employment records, and business activities.
Even if you're a solo LLC with no employees, an EIN serves critical functions. It allows you to open a separate business bank account, apply for business credit, hire contractors or employees, and file business tax returns. Without one, you'd be mixing personal and business finances, which complicates accounting and limits liability protection—the primary reason most people form an LLC in the first place.
Beyond taxes, an EIN also builds business credibility. Banks, vendors, and clients often request your EIN when establishing business relationships. Having one signals that you're operating as a legitimate entity, not a side hustle.
Who Can Apply (U.S. and Non-U.S. Residents)
Most business entities can apply for an EIN, but eligibility depends on your structure and residency status.
U.S. Citizens and Residents
If you're a U.S. citizen or resident forming an LLC, you can apply directly using your Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN). The process is straightforward and typically takes minutes online.
Non-U.S. Residents
Non-U.S. residents can also obtain an EIN for a U.S.-based LLC, but the process involves additional steps. You'll need an ITIN instead of an SSN, or you can have an authorized representative (a "responsible party" who is a U.S. resident) apply on your behalf. This responsible party must have a valid SSN or ITIN and be authorized to manage the LLC's tax matters.
If you're a non-U.S. resident without a U.S. representative, you can apply by mail using IRS Form SS-4, though this takes longer—typically 4 to 6 weeks—compared to the instant online application available to others.
Step-by-Step: How to Get an EIN from the IRS
The IRS offers a simple online application process that takes about 10 to 15 minutes. Here's exactly what to do:
1. Visit the IRS Online Application
Go to https://apps.irs.gov/app/ein. This is the official IRS portal for EIN applications. You'll need a computer or tablet (the mobile experience can be clunky, so desktop is recommended).
2. Select Your Applicant Type
The IRS will ask who is applying. Choose one of two options: "Individual" if you're the LLC owner applying for yourself, or "Third Party Designee" if you're using an accountant, lawyer, or other representative to apply on your behalf. Most solopreneurs and freelancers select "Individual."
3. Provide Your Legal Information
Enter your legal name exactly as it appears on your government ID or tax documents. Then provide your LLC's legal name (the name registered with your state) and the physical address where your LLC conducts business. Note that a mail-forwarding service doesn't count as a business address—the IRS wants your actual location.
4. Identify the Responsible Party
Designate the responsible party—the person with authority to manage the LLC's tax matters. For single-member LLCs, this is typically the owner. Provide their full legal name, date of birth, and SSN or ITIN. If you're the responsible party, you're entering your own information.
5. Answer Entity Questions
The application asks about your business structure and operations. Confirm that you're an LLC, specify whether you have employees (most solopreneurs will say no), and indicate your principal business activity (freelance writing, consulting, bookkeeping, etc.). Be honest and specific here—the IRS uses this information to classify your business correctly.
6. Receive Your EIN Instantly
Once you complete the application, the IRS system will generate your EIN on the spot. Write it down, take a screenshot, and note the confirmation number. You can also print the confirmation page, which serves as proof of your EIN. The IRS will send you an official EIN notice (Form SS-4) by mail within two weeks, but you can start using your EIN immediately after receiving it online.
Pro Tip: Don't close your browser immediately after getting your EIN. Download or print the confirmation page first. Some applicants have reported difficulty retrieving their EINs later if they didn't save the confirmation.
Can I Get an EIN Without an SSN?
Yes, but with limitations. Non-U.S. residents without a U.S. SSN can apply for an Individual Taxpayer Identification Number (ITIN) from the IRS, which is used similarly to an SSN for tax purposes. However, getting an ITIN requires additional documentation and a separate application process that can take several months.
Alternatively, a non-U.S. resident can have a U.S. resident serve as the responsible party for the LLC's EIN application. This person must have an SSN or ITIN and sign a power of attorney authorizing them to handle the application. Many international entrepreneurs use this approach—working with a local accountant or business agent who becomes the responsible party on the application.
If you're a non-U.S. resident without access to an ITIN or a U.S. representative, you can apply for an EIN by mail using IRS Form SS-4. This method is slower but requires no SSN—you'll provide your passport number or other identifying information instead. Allow 4 to 6 weeks for processing.
Common Mistakes to Avoid
Getting an EIN is generally painless, but a few missteps can delay the process or cause complications.
First, don't use a business address that isn't actually your location. The IRS may reject or delay your application if the address appears invalid or is flagged as a mail drop or virtual office. Use your actual office, home office, or co-working space address.
Second, ensure consistency across all documents. If your LLC's legal name differs between your state registration and your EIN application, the IRS may send notices to the wrong entity. Double-check your state's LLC filing before submitting your EIN application.
Third, don't rush the entity questions. If you misidentify your business activity or incorrectly indicate whether you have employees, your EIN might be classified under the wrong industry code. While you can correct this later, it's easier to get it right from the start.
Finally, verify that you're using the official IRS website. Scams exist where fraudsters create fake EIN application sites. Always navigate directly to apps.irs.gov or use the IRS's official link—never click a link from an unsolicited email claiming to offer EIN services.
Next Steps: What to Do After You Get Your EIN
Obtaining your EIN is important, but it's just the beginning of setting up your LLC properly. Here are the critical next steps:
Open a Business Bank Account
With your EIN in hand, visit your bank or credit union and open a dedicated business checking account. You'll need your EIN, your LLC's registration documents, and a valid ID. A separate business account keeps your finances organized, simplifies bookkeeping, and strengthens the liability protection your LLC provides. It also makes tax time significantly easier. For guidance on selecting the right account, review our best business bank accounts resource.
Apply for Business Financing if Needed
If you plan to invest in equipment, hire contractors, or scale your business, explore financing options early. Many lenders use your EIN to run a business credit check before approving loans or credit lines. The earlier you establish an EIN and business bank account, the sooner you can build business credit. Learn more about your options in our guide to small business loans.
Set Up Accounting and Tax Systems
Use your EIN to organize your finances from day one. Set up accounting software, establish a bookkeeping routine, and track all income and expenses. Keep records of quarterly estimated tax payments, which most self-employed people must make. If you're unsure about your tax obligations, consult a tax professional or accountant.
Keep Your EIN Safe
Treat your EIN like you would your SSN. Store your confirmation documents securely and never share your EIN unnecessarily. Some vendors will request it, but you're under no obligation to provide it to every customer—only when legally required or when establishing a formal business relationship.
Getting an EIN doesn't take long, and it's one of the smartest decisions you can make as a new LLC owner. The entire process can be completed in 15 minutes online, and your new number is ready to use immediately. From there, focus on separating your finances, organizing your records, and building the business infrastructure that supports growth.