How to Get an EIN for Your AI & Machine Learning Business in Colorado (2026)

Starting an AI or machine learning company in Colorado requires careful planning, and one crucial step is obtaining an Employer Identification Number (EIN) from the IRS. This guide will walk you through the process of getting an EIN for your AI/ML business in Colorado in 2026, ensuring you're set up for success. Let Lovie's AI-powered platform handle the complexities so you can focus on innovation.

What is an EIN?

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 AI/ML business. You’ll need an EIN to hire employees, open business bank accounts, and file taxes. Colorado doesn't have a state-level equivalent, making the federal EIN even more critical.

How to Apply for an EIN

  1. Determine Your Eligibility: Ensure your AI/ML business entity is eligible for an EIN. Generally, any entity considered a business for federal tax purposes, such as an LLC or corporation, qualifies. Colorado LLCs and C-Corps are both eligible.
  2. Choose Your Business Structure: Decide on your legal structure (e.g., LLC, C-Corp, S-Corp). For AI/ML startups seeking venture capital, a Delaware C-Corp is often preferred, but a Colorado LLC might be suitable for consulting or smaller projects. Lovie can help you determine the optimal structure.
  3. Gather Required Information: Collect the necessary information, including the responsible party's (owner, partner, officer) name, address, and Social Security number (SSN) or Individual Taxpayer Identification Number (ITIN).
  4. Complete the Online Application (Form SS-4): Access the IRS website and complete the online EIN application (Form SS-4). The online application is the fastest and most efficient way to obtain an EIN.
  5. Submit Your Application: Review your application carefully before submitting it electronically to the IRS. Once submitted, you'll typically receive your EIN immediately.
  6. Receive Your EIN: Upon successful submission, you'll receive your EIN. This can be delivered online immediately if applying online. You can then use this number for all your business-related activities.

Start your formation with Lovie — $20/month, everything included.