Section 236.220 - Deputy to fill vacancy in certain offices until person appointed qualifies(1) During the interval between the time when a vacancy occurs in any county office, except the office of county commissioner, and the time when the person appointed by the county court or board of county commissioners to fill the vacant office qualifies therefor, the chief deputy of the affected office shall perform all the official acts and duties of such office.(2) During the period the chief deputy serves as provided in subsection (1) of this section, the chief deputy shall be deemed to continue to occupy the position of chief deputy for the purpose of determining the status and rights of the chief deputy under the civil service law and Public Employees Retirement System, and such service shall in no respect affect the status or rights of the chief deputy under those systems.