M. Karpaga Vinayagam, C.J.

1. M/s DEMCO Pvt. Ltd., the owner of the land in question applied for a Land Use Certificate from Ranchi Regional Development Authority (hereinafter referred to as "RRDA" for short). After considering the same, the RRDA issued a letter dated 29.11.2003 informing M/s. DEMCO Pvt. Ltd. that part of the land in question, i.e., R.S. Plot No. 1133 is residential and a part of the same falls in open space in the existing Master Plan of Ranchi Town.

2. Challenging the same, M/s. DEMCO Pvt. Ltd. preferred a writ petition for quashing the letter dated 29.11.2003 and asked for a mandamus to be issued to the authorities to accept the map submitted by the petitioner before the RRDA and to sanction the petitioner FAR (Floor Area Ratio).

3. The said writ petition was allowed by the learned Single Judge. Being aggrieved by the said order dated 07.02.2005, the RRDA filed this Letters Patent Appeal before this Court.

The short facts which are required for the disposal of the appeal are as follows:

(i) The Plot No. 1133 is covering the area of 4.45 acres.

(ii) Out of 4.45 acres, 1.48 acres fell into the share of Kamla Rani Rai.

(iii) Smt. Kamla Rani Rai thereupon created a