Board’s power to levy rates etc.

Board’s power to levy rates etc. The Board may, in respect of any water supply or sewerage undertaking vesting in it, levy rates, fees, rentals and other charges and may vary such rates, fees, rentals and other charges from time to time in order to provide sufficient revenue,- (a) to cover operating expenses, taxes and interest payments and to provide for adequate maintenance and depreciation; (b) to meet repayment of loans and other borrowings; (c) to finance normal year to year improvements; and (d) to provide for such other purposes beneficial to the promotion of water supply and sewerage.