Section 182(2) in Karnataka Municipal Corporations Act, 1976
(2)Subject to the rules made in this behalf, the following provisions shall apply with respect to the making of contract for any of the purposes of this Act, namely:-(a)every contract shall be made by or on behalf of the corporation by the Commissioner;(b)no contract for any performance which, in accordance with the provisions of this Act, the Commissioner may not carry out without the sanction of one or other municipal authorities or of the Government shall be made by him unless such sanction has been given;(c)any contract involving any expenditure exceeding such limits as may be specified in the rules shall be made by the Commissioner unless the requirement regarding the procedure to be followed has been followed, and unless the authority which is competent to accord sanction has accorded such sanction and where the sanction to be accorded is by the Government unless such sanction has been accorded by the Government.