HOW TO CHANGE GST NUMBER of bill mentioned in GSTR1

HARSHIL JAIN (MD) (338 Points)

03 January 2020  
period SEPTEMBER MONTH 2019

a party has 2 firms with 2 Gst

FIRM A
FIRM B


I have uploaded bill in GSTR1 of FIRM A


now party is asking us to show that bill in FIRM B and cancel that in FIRM A



PLEASE LET ME KNOW HOW TO AMMEND THE SAME