16 October 2017
Total IGST Liability Less Total Input (IGST+CGST+SGST ============================ Balance IGST Liability =================== Whether working is correct ?
31 October 2026
Under current Sec 49A and Rule 88A, IGST credit must first be fully used (against IGST, then against CGST/SGST in any order) before any CGST or SGST credit is used; only then can CGST/SGST credit pay the balance IGST, and CGST credit can never pay SGST or vice versa.