Such person appointed or elected as assistant secretary of state shall possess all the qualifications required of the secretary of state and shall file such bond as is required to be filed by the secretary of state under the statutes, and shall take the oath of office prescribed by statute for the secretary of state, and shall serve only during the continuance of the emergency as determined by the governor and shall be paid such compensation as the governor may fix, but in no event shall the compensation so fixed exceed that prescribed by law for the duly elected secretary of state.