BHARATI H. DANGRE, J.

1. The writ jurisdiction of this Court under Article 226 is invoked by the petitioners seeking a writ for quashing and setting aside of the letter dated 14.11.2017 issued by the Executive Engineer of Municipal Corporation of the Greater Mumbai (hereinafter referred to as 'MCGM') directing the petitioners to stop work at the subject property. A writ in the nature of the mandamus is also sought seeking direction to the respondent Nos.5 to 7 i.e. the MCGM and it's Officers to process and sanction all planning permission for construction of the building located at Kanjurmarg without insisting on a 'No Objection Certificate' (for short 'NOC') from the respondent Nos.1 to 3 and in accordance with the Maharashtra Regional and Town Planning Act, 1966 (for short 'MRTP Act') and Development Control Regulations for Greater Mumbai, 1991 (for short 'DCR'). Relief is also sought for calling for the record and proceedings in respect of the letters issued by the Ministry of Defence, Union of India refusing to grant NOC to the petitioner for construction of the bu