My query is regarding GST on under construction property.
In June month i made 4 lakh advance payment to my builder to book flat,due to some circumstances we went for registration on Aug 9, now builder is asking me to pay 12% gst on flat amount (i.e. 1260000, my question is–> i have to pay 12 on rest 1260000-400000 or on 1260000, please suggest.