C1 : Update deductor details such as Name, Address of Deductor.
C2 : Update challan details such as challan serial no, BSR code, Challan tender date, Challan amounts etc.
C3 : Update/delete /add deductee details
C4 : Add / Delete salary detail records.
C5 : Update PAN of the deductee or employee in deductee/salary details
C9: Add a new challan and underlying deductees.