Form SS-4, Application for Employer Identification Number (EIN)
Use Form SS-4 to apply for an Employer Identification Number (EIN). An EIN is a nine-digit number (for example, 12-3456789) assigned to employers, sole proprietors, corporations, partnerships, estates, trusts, certain individuals, and other entities for tax filing and reporting purposes.
Current Products
Recent Developments
Change to the Instructions for Form SS-4 (Rev. January 2011) -- 19-FEB-2013
Other Items You May Find Useful:
Apply for an Employer Identification Number (EIN) Online
Publication 966, The Secure Way to Pay Your Federal Taxes for Business and Individual Taxpayers
Publication 1635, Understanding Your EIN
Formulario SS-4PR, Solicitud de Número de Identificación Patronal (EIN)
Comment on Form SS-4
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