Download P46(Car) Spreadsheet   Download P46(Car) Spreadsheet Always download and read the instructions before you populate your data into the spreadsheet.   Instruction for P46(Car) Spreadsheet (2007 - 08) P46(Car) Spreadsheet document (2007 - 08) 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