The officer in whose office a deputy or clerk is employed may appoint or remove a deputy or clerk at pleasure. The appointment or removal shall be by a certificate in writing, and any deputy or clerk appointed shall before entering upon the duties of office, take and subscribe the oath or affirmation required by the Constitution. The oath or affirmation shall be endorsed on the certificate of appointment and filed as provided by law. The deputy or clerk shall furnish an official bond in an amount and with surety as the principal deems proper. The bond shall be attached to the certificate of appointment and oath of office.
SDCL 7-7-21