Godrej Properties — godrej rejuve:delayed registration for dec9th, booking poor response from crm team

Address: 411001

We booked on 9/12/2019, paid reg amt on 10/01/2019, two months passed but still registration process has not completed we have even paid 45 days payment .Now govt tax increased 1% who is supposed to pay this additional cost???poor customer service of rejuve is costing me my full months salary.Since payment of registration amount we have been following up without accurate response to our query