Section 5.9 Compensation of Employees and Officers:
   The compensation of all employees and officers of the city whose compensation is not provided for herein shall be fixed by the Commission by ordinance within the limits of budget appropriations.
   No officers shall be paid on a fee basis. The respective salaries and compensation of officers and employees as fixed pursuant to this charter shall be in full for all official services of such officers or employees and shall be in lieu of all fees, commissions and other compensation receivable by such officers or employees for their services.
   Any such fees, commissions and other compensation shall belong to the city and shall be collected and accounted for by such officers or employees and be paid into the city treasury and a statement thereof filed periodically with the Clerk.
   Nothing contained in this section shall prohibit the payment of necessary bona fide expenses incurred in service in behalf of the city.