Section 15(2)(a) in Andhra Pradesh (Andhra Area) Town-Planning Act, 1920
(a)The [State Government] [The words 'Provincial Government' were Substituted For the words 'local Government' by the A.O.1937 and the word 'State' was Substituted For Provincial by the A.O.1950.] may, at any time, by notification in the (Official Gazette), vary or revoke a scheme sanctioned under section 14.