As an international founder, securing an Employer Identification Number (EIN) is a crucial step in establishing your business presence in Illinois. This guide provides a clear roadmap for obtaining an EIN, even without a Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN). Check out our guide on the Illinois LLC filing process for step-by-step instructions. We'll cover the application process, state-specific considerations for Illinois, common pitfalls, and how Lovie can streamline the entire formation and EIN acquisition process for you.
An Employer Identification Number (EIN) is a unique nine-digit number assigned by the IRS to business entities operating in the United States. It's essentially a Social Security number for your business, used to identify your company for tax purposes and to open business bank accounts. Our resource on [setting up your Illinois LLC](https://www.lovie.co/formation/resources/llc-formation/agency-illinois) breaks this down further. Even if you don't plan to hire employees immediately, an EIN is often required for various business activities.
| State Filing Fee | $150 |
| Annual Fee | $75 |
| First Year Total | $225 |
| Processing Time | 6.2 days avg (official: 5-10 days) |
| Corporate Tax Rate | 9.5% |
Data sources: State Secretary of State offices, IRS, Tax Foundation (2026). Platform metrics based on anonymized Lovie user data.
Employer Identification Number (EIN) serves as the federal tax identifier required for business banking, hiring, and tax filing. Key components include IRS Form SS-4, federal tax identification, and responsible party designation, each playing a critical role in the ein process. Understanding federal tax ID number and business banking requirement is essential, as these factors directly impact payroll tax compliance.
When evaluating ein options, factors such as ITIN alternative for non-residents and same-day EIN approval should inform your decision-making process.
Ensure your Illinois business entity is eligible for an EIN. Most LLCs and corporations are eligible, even if owned by non-US residents.
Download and complete IRS Form SS-4, Application for Employer Identification Number. This form requires information about your business, including its While not strictly required, providing a US address on Form SS-4 can expedite the EIN application process, especially if you plan to open a bank accou
Most US banks require an EIN to open a business bank account. As an international founder, having a US bank account is essential for managing your finances and processing payments.
Payment gateways like Stripe and PayPal typically require an EIN to verify your business and enable payment processing. This is crucial for conducting Even if your Illinois-based business is foreign-owned, you'll likely have US tax obligations. An EIN is required to file federal and state tax returns
Use your EIN to open a business bank account with a US bank. This is essential for managing your finances and processing payments.
Ensure your EIN is reflected in your Illinois business records, such as your annual report filings. Use your EIN to set up payment processing with services like Stripe or PayPal.
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State-specific formation guides, cost breakdowns, compliance checklists, and expert comparisons — updated for 2026.