Section 50. Appointment of other officers and servants.

(1) The committee,- (a) may, from time to time, create such other posts of officers and servants subordinate to the Chief Executive Officer, as may be necessary for the purposes of this Act ; (b) may, from time to time, appoint officers and servants to hold such posts ; and (c) shall pay such officers and servants such pay, allowances and other perquisites as it may, from time to time, determine : Provided that, no post with a pay-scale, the minimum of which exceeds rupees one thousand per mensum, shall be created by the committee without the previous approval of the Metropolitan Commissioner. (2) The powers and duties of such officers and servants shall be such as the committee, may, from time to time, by by-laws made for the purpose, determine.