Find IRS forms, instructions, publications, and notices for prior years back to 1864.

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Instruction W-9 (SP) Instrucciones para el Solicitante del Formulario W-9(SP), Solicitud y Certificacion del Numero de Identificacion del Contribuyente 2013
Form W-11 (SP) Hiring Incentives to Restore Employment (HIRE) Act Employee Affidavit (Spanish Version) 2010

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