Water, sanitary wastewater, and stormwater utilities each shall be conducted as a separate enterprise. Each of the utilities shall be financially self-sustaining and shall be operated without profit or loss to the other funds or programs of the City. Separate budgets, which shall include estimates of revenue and expense for the ensuing fiscal year, shall be prepared annually for the water, sanitary wastewater, and stormwater utilities. The actions of the Board of Estimates and the City Council on the utilities’ budgets are subject to <cite data-path="VI|§18">this section</cite>. The budget estimates of each agency of the City shall include items for the use of services provided by the water, sanitary wastewater, and stormwater utilities, as applicable. Nothing in <cite data-path="VI|§18">this section</cite> prevents the following, if otherwise in accordance with law:interfund cash borrowings between the water, sanitary wastewater, and stormwater utilities to meet temporary cash requirements; or borrowings by these utilities from the General Fund or any other fund of the City. Nothing in <cite data-path="VI|§18">this section</cite> prevents:the transfer or assignment of employees from one utility to another utility or to any department, board, commission, or agency of the City; or the division of employees’ time among the utilities or between a utility and any department, board, commission, or agency of the City. The Mayor and City Council may enact, from time to time, ordinances not inconsistent with this Charter, as necessary or desirable to implement the provisions of <cite data-path="VI|§18">this section</cite>. Res. 12-004, ratified Nov. 6, 2012