The salary of the City Treasurer of the city shall be fixed by the City Council from time to time by resolution. Such salary shall be in full compensation for the duties and services to be rendered and performed by the City Treasurer, as such, that now are of hereafter may be prescribed by law or legislation or by the direction of the City Council, to be performed as and in the capacity of City Treasurer.
(`83 Code, § 2.16.020)