The liability of the Union to refund—
         (a) any tax or duty on property, including land revenue collected in excess shall go to the State of Goa if the property is situated in the district of Goa of the existing Union territory;
         (b) any other tax or duty collected in excess shall go to the State of Goa if the place of assessment of that tax or duty is included in the district of Goa of the existing Union territory.