Section 112A(1) in Karnataka Municipal Corporations Act, 1976
(1)Every owner or occupier who is liable to pay property tax under this Act, shall every year submit to the Commissioner or the officer authorised by him in this behalf (hereinafter referred to as authorised officer) a return in such form within such period and in such manner as specified in schedule III.Provided that if the owner or occupier who is liable to pay tax files return and also pays tax which is due, within one month from the date of commencement of the year, he shall be allowed a rebate of five percent on the tax payable by him.