How to Get an EIN for Your Side Hustler Business in Indiana (2026)

So, you're juggling a full-time job and a side hustle in Indiana? That's the entrepreneurial spirit! As you start making real money, getting an Employer Identification Number (EIN) might be the next logical step, especially if you're forming an LLC. This guide will walk you through obtaining an EIN for your Indiana side hustle in 2026. And remember, Lovie can handle the entire formation and EIN registration process for you, letting you focus on growing your business after work.

What is an EIN?

An Employer Identification Number (EIN) is essentially a Social Security number for your business. It's a unique nine-digit number assigned by the IRS to identify your business for tax purposes. You'll need an EIN to open a business bank account, hire employees, and file certain types of taxes.

How to Apply for an EIN

Determine Your Eligibility: Ensure your side hustle business structure requires or would benefit from an EIN. Most LLCs and corporations in Indiana need one.
Prepare Form SS-4: Download and complete IRS Form SS-4, Application for Employer Identification Number. This form asks for information about your business, such as its name, address, and the reason for applying for an EIN.
Choose Your Application Method: You can apply for an EIN online, by mail, by fax, or by phone (international applicants only). The online application is the fastest and easiest method.
Complete the Online Application (If Applicable): If applying online, follow the instructions on the IRS website. You'll need to provide the information requested on Form SS-4.
Submit Your Application: Submit the completed Form SS-4 online or via your chosen method. For online applications, you'll receive your EIN immediately.
Receive and Store Your EIN: Once your application is processed, you'll receive your EIN. Keep this number in a safe place, as you'll need it for various business-related activities.

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