GSTR3B- if negative sales

swapnil (DY ACCOUNT OFFICER) (75 Points)

14 April 2019  
in the month of March 19, my sales return is more than sale.
hence my net sales comes in negative figure so pls advise how I can show it in GSTR3B.
for eg.
suppose my sales is RS 10000/- and my sales return is RS 15000/-
then net sales is -5000/-
in GSTR3B how and where I can show it...
pls advise...