(1) Each county and township officer, except a justice of the peace and the county assessor, may appoint as many deputies or assistants as may be necessary for the faithful and prompt discharge of the duties of the office. All compensation or salary of any deputy or assistant must be as provided in this code.
(2) The appointment of deputies, clerks, and subordinate officers of counties, districts, and townships must be made in writing and filed in the office of the county clerk and recorder.