Section 191(2) in The Chhattisgarh Municipalities Act, 1961
(2)No person shall occupy or permit to be occupied any such building or use or permit to be used any building or part thereof effected by any such work until permission has been granted by the Council in this behalf in accordance with the bye-laws made under this Act:Provided that if the Council fails, within a period of fifteen days after the receipt of notice of completion under sub-section (1), to communicate its refusal to grant such permission, such permission shall be deemed to have been granted.