The city clerk, or a designated representative, shall have charge of all ordinary financial operations of the water system as a business enterprise, including billing and collection of fees for taps, materials, line extensions, water deposits, water usage, penalties, and any other monies payable to the city in the ordinary financial operations of the water system; together with the keeping of proper accounts. (2002 Code § 13.04.010; amd. 2013 Code)