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2025 IRS Form SS-4 & Instructions

About Form SS-4

Users: New Businesses
Filing Deadline: Before starting operations
Purpose: Apply for EIN
Applicable Income Types: Business income

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Tips For Using Form SS-4

1. Completing Form SS-4
Provide accurate information about your business entity, including legal name, address, and EIN. Specify the type of entity and the reason for applying for an EIN on Form SS-4.
2. Understanding EIN Application
Know the purpose of an Employer Identification Number (EIN) and its necessity for tax reporting and business identification. Ensure the information provided on Form SS-4 is correct.
3. Submitting Form SS-4
File Form SS-4 with the IRS either online, by mail, or by fax. Double-check all details before submission to avoid delays in receiving your EIN. Keep a copy of the form for your records.