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About Form SS-4, Application for Employer Identification
Feb 19, 2025 Use Form SS-4 to apply for an employer identification number (EIN). An EIN is a 9-digit number (for example, 12-3456789) assigned to employers.
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Form SS-4 (Rev. January 2010)
Page 1. Note: Form SS-4 begins on the next page of this document. Attention. Limit of one (1) Employer Identification Number (EIN). Issuance per Business Day.
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Instructions for Form 5307 (Rev. June 2014)
Jun 10, 2014 By telephone - Call 1-800-829-4933. By mail or fax - Send in a completed. Form SS-4, Application for Employer. Identification Number, to apply
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