Section 183(3) in Karnataka Panchayat Raj Act, 1993
(3)Until the contrary is proved every meeting of a Zilla Panchayat or of a committee appointed under this Act, in respect of proceedings whereof a minute has been made and signed in accordance with this Act, shall be deemed to have been duly convened and held and all the members of the meeting shall be deemed to have been duly qualified and where the proceedings are the proceedings of a committee, such committee shall be deemed to have been duly constituted and to have had the power to deal with the matters referred to in the minute.