Download ITR-4 Spreadsheet   Download ITR-4 Spreadsheet Always download and read the instructions before you populate your data into the spreadsheet.   Instruction for ITR-4 Spreadsheet ( 2009 - 10 ) ITR-4 Spreadsheet document ( 2009 - 10 ) Once downloaded, you should enter your data into the Spreadsheet and save it in a CSV format. Then select Upload CSV Data from the Tasking Zone to save the spreadsheet back to our server in a CSV format ready for eFiling