Section 393(5) in Uttar Pradesh Municipal Corporation Act, 1959
(5)Where it appears to the Municipal Commissioner that immediate action is necessary for the purpose of preventing imminent danger to any person or property or a building of the nature specified in sub-section (1) and that the object of taking action under this section would be defeated by the delay in giving notice under that subsection, he may with the previous approval of the Executive Committee make an order for demolition in the manner, as far as may be, provided in sub-section (4) but with the minimum period for compliance with the order reduced to seven days.