Gst on flats

SabuCS (soleproprietorship) (45 Points)

15 January 2018  
Dear all. I booked a flat during 2015 and was paying instalments based on agreed slabs . The property not registered in my name up to now. Now the builder claims that I have to pay gst but I disagree on the ground that my flat construction is over and it is ready to occupy. Please advice