There are many important documents which the buyer should get from the builder after the property has been registered and before taking possession of the property. Sale agreement ensures that the builder has agreed to sell the property to the buyer at a fixed price and he cannot sell the same to any other party if he gets more money. Allotment letter is provided by the builder to the buyer which contains all the details of the property on sale. It also mentions the amount paid by the buyer as a down payment fee. These details are important if one is trying to avail bank loan facility. It may also contain all the relevant documents related to various approvals being obtained from different government bodies for the construction of the apartment such as approved layout plans, title and project approval. Copy of possession certificate is to be signed and given to the builder at the time of hand over of the apartment from the buyer to the builder. Occupancy certificate is obtained by the builder from the local building department. It states that the construction has been made as per the approved plan and it is fit for residing. Copy of the payment receipts on stamp paper for the payment made for the purchase of the property. Builder NOC, Society registration certificate and share certificate, payment breakups, original registration receipt, stamp duty receipts, registered sales deed and parking agreement are other various documents to be received from the builder before taking possession of the apartment.

Mutation is not necessary instead sub division may be done that will answer all the questions.

The check list of the documents can be prepared at par with the suggestions made in the above answer.

The documents to be checked will be almost same with one or two documents here and there to be confirmed as per the property details.

For having an accurate opinion and all other details consultation with a local experienced advocate would enable you to clear all the doubts because it involves local laws as well as the papers are to be scrutinised.

1) dont purchase property no 1 . since unauthorised construction has been carried out it can be demolished . it has no CC nor OC . it would not be converted into A khatha . you would find it difficult to sell the flat as banks would be reluctant to give loans if property does not OC or CC

2) property no 2 check whether building plans sanctioned , whether commencement certificate issued . take 30 years title search . obtain written opinion from lawyer that title is clear and marketable . bank would retain your original sale deed in its possession

3) property no 3 . check building plans sanctioned , commencement certificate issued , title clear and marketable or not . you need OC that building completed as per sanctioned plans

4) similarly for property no 4