Amendment status not verified — confirm the current text below against the official source.
Where the Corporation, on the recommendation or the Heritage Conservation Committee and also or the Mayor-in- Council, is or the opinion thai any building in j(KoIkata] should be preserved and conserved Tor historical, architectural, environmental or ecological purpose, it may dcclare such building as a heritage building: Provided that during the period when any proposal for declaring building as a heritage building is under consideration of the Heritage Conservation Committee or the Mayor-in-Council, no owner of such building, or no lessee or sub-lessee to whom such building has been leased out, shall transfer such building by way of sale, lease or mortgage without the prior approval of the Municipal Commissioner.