Barin Ghosh, J.: These writ petitions were filed by M/s. Turner Morrison and Co. Ltd. and its Director, hereinafter collectively called "the petitioner".

The petitioner is the owner of premises No.6, Lyons Range, Calcutta, hereinafter referred to as "the said premises".

2. Steps were taken by the Calcutta Municipal Corporation (hereinafter referred to as "the respondent Corporation") to amend the Municipal Assessment Book in relation to the said premises under section 192 of the Calcutta Municipal Corporation Act; 1980 (hereinafter referred to as "the said Act") and accordingly a notice was issued on 21" March, 1989. The petitioner by filing a writ petition challenged the said notice. Having noted the fact that the petitioner has filed an objection and that a date of hearing has been fixed to consider such objection, the Court did not interfere in the said writ petition. Thereafter, after hearing the petitioner and considering his objection the Hearing Officer fixed the reasonable rent of the said premises at Rs. 3,41,342/- per month by an order dated 21st March,1989. Against the order dated 21st March, 1989 the petitioner filed W.P. No. 2377 of 1989 (hereinafter referre