( 1. ) THE petitioners have invoked the extra-ordinary writ jurisdiction under Article 226 of the Constitution of India to claim the following reliefs:

" (a) Issue appropriate writ, order or direction quashing the revised lay outs of Scheme No. 54 and order dated 5-8-2002 (P-8) passed by respondent No. 2.

(b) Issue appropriate writ, order or direction mandating the respondents not to make any change in the land use without compliance to mandatory provisions of Section 23 of Act, 1973 and procedure prescribed under the law.

(c) Issue any other and further orders as. may be deemed fit in the facts and circumstances of the case. (d) Allow petition with costs. "

( 2. ) AFORESAID reliefs have been claimed on allegations that petitioners are residents of Indore and are social workers. According to petitioners, a Development Plan (hereinafter referred to as master plan of 1991) was sanctioned for the Indore City under Section 19 of the M. P. Nagar Tatha Gram Nivesh Adhiniyam, 1973 (hereinafter referred to as 1973 Adhiniyam for short) vide Notification dated 1-3-1975. Said Notification was published in Official Gazette and the development plan came into operation and force on 21 -3-197