Section 59(1)(b) in The Mumbai Municipal Corporation Act, 1888
(b)to [the Director or a Deputy Commissioner,] [These words were substituted for the word 'A Deputy Commissioner' by Maharashtra 53 of 1981, Section 12(b)(i)] by [the Commissioner] [These words were substituted for the words 'the Corporation' by Maharashtra 10 of 1998, Section 20(b).].