Form SS-4 (Rev. December 2025), Application for Employer Identification Number Completed Form Examples and Samples

Explore detailed examples and completed samples of IRS Form SS-4 (Rev. December 2025), Application for Employer Identification Number. See how to correctly fill out the SS-4 form for various business types, including S Corporations, LLCs, and sole proprietorships, to successfully apply for your EIN.