Section 108A(10) in Karnataka Municipal Corporations Act, 1976
(10)Every return filed by a owner or occupier shall be deemed to have been assessed to tax except in cases where the Commissioner or authorised officer may take-up or authorise subordinate officers the cases for random scrutiny of the returns filed in the manner prescribed.Provided that Commissioner may suo moto or otherwise has reason to believe that there is an evasion of tax by the owner or occupier, he may cause inspection of such building and assess the tax.