Is it joint responsibility of flat buyer & builder to obtain completion certificate?

Debashis Sinha & Ors Vs R.N.R. Enterprise (Supreme Court Of India) Is it the joint responsibility of the flat buyer and the builder to obtain the completion certificate from Kolkata Municipal Corporation and is buyer at fault if he moves in the flat without the CC and connected issues? Interesting issues arose in this case when the bunch of flat buyers of housing complex at 1 Kailash Ghosh Road, Kolkata complained to the NCRDC under the Consumer Protection Act regarding non fulfilment of the promises by the builder to provide the promised services as well as not providing the CC and a comp...