( 1 ) IN these petitions a challenge has been laid to the acquisition of large tracts of land in Delhi stated to be required for Rohini Residential scheme. The Principal Secretary (PWD/landb), in her Note dated 15. 10. 1999 had requested the Hon. Lt. Governor to approve issuance of a Notification under sections 4, 6 and 17 of the Land Acquisition Act, 1894 (hereinafter referred to as `the Act' ). An order, also invoking the urgency clause was forwarded for the Lt. Governor's signature. On 27th October, 1999 the Lt. Governor , Delhi passed an order in these words - "i have gone through the records and requirements of the Delhi Development Authority and the draft notification prepared by LAC. I am fully satisfied that the land measuring 2673-07 Bigha in village Shahbad, Daulatpur, 2975-09 Bigha in village Pehladpur Banger, 1178-11 bigha in village Khera Kalan, 345-02 Bigha in village Khera Khurd, 1223-06 Bigha in village Pansali, is urgently required for a valid purpose, namely for Rohini residential Scheme under Planned Development of Delh. In view of the urgency of the scheme, I order that notifications under Sections 4, 6 and 17 (1) of the land Acquisition Act,