( 1 ) DELHI Development Authority (hereinafter referred to as DDA) announced a scheme called the registration scheme on New Pattern 1979 of intending purchasers of flats to be constructed by the DDA. The object of the scheme was to reduce the sale price of Middle Income Group/lower Income Group (for short MIG/lig) and Janta flats so as to be within the reach of the common man. To facilitate

( 2 ) ACCORDING to the petitioners on 18th February, 1991 draw of lots in respect of allotment of flats under the scheme took place for them. Clause 9 of the scheme is important and is reproduced here below:-

"the allotment of flats under this scheme will be by draw of lot like that of Self Financing Scheme. All the applicants who register between September 1, 1979 and September 30, 1979 will have equal seniority. "

( 3 ) ANOTHER salient feature of this scheme was that 40 per cent of the MIG flats were to be allotted on cash down basis and 60 per cent of the flats on hire purchase basis. LIG/janta flats ware to be disposed of on the basis of 25 per cent on cash down basis and 75 per cent on hire purchase basis. In case of flats allotted under hire purchase basis, the cost of the