Briefly, the facts are that vide notification dated 3.7.1997, issued under Section 4 of the Land acquisition Act, 1984, ( for short 'the Act'), the Union Territory, Chandigarh acquired land in question falling within the revenue estate of village Nizampur Kumbra and Nizampur Burail, for development of Sector 51 Chandigarh. The same was followed by notification dated 30.6.1998 issued under Section 6 of the Act. The Land Acquisition Collector (for short 'the Collector') assessed the compensation for super-structures and trees existing on the acquired land. Dissatisfied with the award of the Collector, the land owner/claimant filed objection. On reference under Section 18 of the Act, the learned Court below granted 25 % increase on the value of the super-structures as was assessed by the Collector at PWD rates.