43, Gurgaon for Power Grid Corporation of India and thereafter 3 more acres of land was allotted making total land of 22 acres in their favour. The said land was sub-divided into two parts for establishing Power Welfare Organization, a Society for Employees of Power Grid Corporation of India, Central Government Employees and Haryana Government Employees and on the remaining 12 acres of land, the Power Grid formed a township for providing residence to the employees of Power Grid Corporation of India with the approval of the State of Haryana and Power Welfare Society was formed for providing dwelling units to the employees of Power Grid, Government of India and Government of Haryana. The Power Grid Corporation was allotted a Group Housing Site in Sector 43, Gurgaon measuring 22 acres on free hold basis at the tentative cost of 37,40,66,000/- by respondent No.3 by way of sale vide allotment letter dated 21.6.1999 (Annexure P-2). The agreement dated 8.10.2002 (Annexure P-3) was entered into between the petitioner and respondent No.3. Initially, the land was allotted to the Power Grid Corporation at more than 25% higher price at the time of allotment in the year 1999, @ 170.03 lakhs per acre, i.e. 3513/- per square yard and subsequently, with the approval of the Government, the land was bifurcated into two parts of 10 acres and 12 acres, respectively. The petitioner was bound to pay 3513/- per square yard when the other similar situated societies in the same cluster were provided land @ ` 2700-2800 per square yard and, therefore, the petitioner had already paid 25% than the actual cost of the land given to the other similar situated persons. The detailed calculation of the demand notice to be given by respondent No.3 was necessary to calculate the actual break-up of the amount paid by the petitioner to respondent No.3. Further, the