Section 51(1)(b) in Andhra Pradesh Municipalities Act, 1965
(b)At the first meeting in every year, of the council, the Chairperson may nominate from amongst the elected members a panel of not more than four temporary chairmen, any one of whom may preside at any meeting of the council in the absence of the Chairperson and the Vice-Chairperson in the order in which they are nominated in the panel. The panel of temporary chairmen so nominated shall remain in force until a new panel of temporary chairmen is nominated.