What are the rules for refunds in RERA?

1. Can builder ask court to allow him to refund the buyer in installments - the principal, interest, litigation expenses and agony expenses. 2. If yes, what counter arguments can be told to the judge to force him to pay me in lumpsum. Amount is 42 lacs all inclusive. 3. Possibility is that the builder will default in installments after a while then what to do. 4. It is a consumer case. What does rera say about modus operandi of refund process by builder. Are there any previous judgements on this process.