The petitioners, who are husband and wife, are joint owners of 2.02 ares of property comprised in Re.Sy.No.414/19-2 in Panmana Village. The petitioners have filed this writ petition under Article 226 of the Constitution of India, seeking a writ of certiorari to quash Ext.P12 order dated 09.11.2018 of the Tribunal for Local Self Government Institutions in Appeal No.965 of 2017. That appeal was one filed by the 3rd respondent challenging Ext.P4 building permit dated 06.11.2014, granted to the petitioners by the 2nd respondent, who is the Secretary of the 1st respondent Grama Panchayat, whereby the petitioners where permitted to construct a residential building in the frist floor of their Commercial building situated in the property having an extent of 2.02 ares. In the appeal filed before the Tribunal for Local Self Government Institutions, the 3rd respondent challenged Ext.P4 building permit alleging violation of various provisions of the Kerala Panchayat Building Rules, 2011. That appeal was allowed by Ext.P12 order dated 09.11.2018 of the Tribunal, by holding that the petitioners cannot claim the benefit of the provisions under Rule 97A of the said Rules, since that provision is applicable only for alteration or addition/extension of the first