First, check the confirmation letter the IRS sent you when you first applied. That yellow or white document (Form CP 575) is your official proof of life for your EIN. It’s like the birth certificate for your business—keep it in a safe, but not so safe you forget where it is.
Still not finding it? Look at past tax returns. Your EIN is printed in the top-right corner of almost every business tax form you’ve ever filed. It’s also hiding on old bank applications, business licenses, or state registration documents. Pro tip: Check the signature page of any loan agreement—that number loves to lurk there.
The Digital Detective Work
If paper trails fail, embrace your inner hacker (the legal kind). Log into your IRS online account via their website. You’ll need your Social Security number or ITIN to create an account, but once you’re in, your EIN is displayed in your business profile. It’s like the IRS’s version of a friendly doorman.
Can’t access that? Call the IRS Business & Specialty Tax Line at 1-800-829-4933. Yes, you might hear hold music for 20 minutes, but bring a coffee and a good podcast. When you get a human, they’ll verify your identity with your name, address, and business details. Fun fact: The IRS receives over 100 million calls per year—you’re not alone in this quest.
4 Ways to Find a Federal Tax ID Number - wikiHow
