where is it mentioned in any rule or section that any additional payment of tax or credit reversal arising in GSTR9 is to be done compulsary through Cash except in the help guide of GSTR9.
please revert it's urgent.
Any additional outward supply which was not declared by the registered person in
FORM GSTR-1 and FORM GSTR-3B shall be declared in Pt.II of the FORM
GSTR-9. Such additional liability shall be computed in Pt.IV and the gap between the
“tax payable” and “Paid through cash” column of FORM GSTR-9 shall be paid
through FORM DRC-03.
please refer CBIC press release dt 03 Jun 2019 for details