Charges for official and err... fees that are paid to registrar of co op societies. It is paid to builder as they form society. MSEB is for deposit and connections. Now Megapolis has come with innovative costing- they have kept basic per sq ft rate plus there is infrastructure developement cost of some 1.5 lac (dont recall correct figure).
After some days we will have some thing called city development fund claimed by builders and they will call it as a PBAP Norm!!!