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 Showing 1 - 6 of 6Find Help Find Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title Show per page 2550100200 SearchClear Product Number Title Revision Date Form 720-CS Carrier Summary Report 2010 Form 720-CS Carrier Summary Report 2004 Form 720-CS Carrier Summary Report 2001 Instruction 720-CS Instructions for Form 720-CS, Carrier Summary Report 2017 Instruction 720-CS Instructions for Form 720-CS, Carrier Summary Report 2010 Form 8809-EX Request for Extension of Time To File an ExSTARS Information Return (For Form 720TO or Form 720CS) 2014