Find IRS forms, instructions, publications, and notices for prior years back to 1864. If a PDF file won't open, try downloading the file to your device and opening it using Adobe Acrobat. View more information about Using IRS Forms, Instructions, Publications and Other Item Files. Click on a column heading to sort the list by the contents of that column. Enter a term in the Find box Click the Search button Mostrando 1 - 5 of 5Buscar ayuda Buscar Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title Mostrar por página 2550100200 BuscarBorrar Número de producto Título Fecha de revisión Form 8973 Certified Professional Employer Organization Customer Reporting Agreement 2023 Form 8973 Certified Professional Employer Organization Customer Reporting Agreement 2018 Form 8973 Certified Professional Employer Organization Customer Reporting Agreement 2017 Instruction 8973 Instructions for Form 8973, Certified Professional Employer Organization/Customer Reporting Agreement 2018 Instruction 8973 Instructions for Form 8973, Certified Professional Employer Organization/Customer Reporting Agreement 2017