Massive turnout drives software updates as Kalina civic leaders demand extended Occupancy Certificate deadlines and builder penalties. An gathering of society representatives and flat owners packed PEATA’s (Practising Engineers, Architects and Town Planners Association) free awareness seminar on the BMC amnesty scheme held in. Nearly 19,000 Mumbai buildings lack OCs, but BMC`s amnesty scheme has drawn few applications as experts flag high costs and low awareness among flat.