55 ILCS 5/3-5008
Deputy recorders duly appointed and qualified may perform any and all duties of the recorder in the name of the recorder, and the acts of such deputies shall be held to be the acts of the recorder, and in case of the death of the recorder or the recorder's deposition from office, the chief deputy shall thereupon become the acting recorder until such vacancy shall be filled according to the Election Code, and the chief deputy shall file a like bond and be vested with the same powers and subject to the same responsibilities and entitled to the same compensation as in case of recorder. Provided, that if the recorder is called into the active military service of the United States, the office shall not be deemed to be vacant during the time the recorder is in the active military service of the United States, but during the time the recorder is in such active military service of the United States the chief deputy recorder shall be the recorder, and shall perform and discharge all of the duties of the recorder in such county, and shall be paid the same compensation as provided by law for the recorder of the county unless compensated at a higher rate than the recorder as chief deputy, apportioned as to the time of service, and the chief deputy recorder shall cease to be the recorder upon the discharge of said recorder from the active military service of the United States; and provided further, that the chief deputy recorder, upon becoming the temporary recorder during the absence of the recorder in the active military service of the United States, shall give bond as required of a regularly elected recorder.
55 ILCS 5/3-5008