(a) An officer of the state or of a political subdivision shall:
(1) designate by title emergency interim successors, if the officer is a state officer;
(2) designate by title or, if designation by title is not feasible, by name emergency interim successors, if the officer is an officer of a political subdivision;
(3) specify the order of succession; and
(4) review and revise, as necessary, the designations to ensure their current status.
(b) The officer shall designate a sufficient number of emergency interim successors, in addition to deputies authorized by law to exercise the powers and perform the duties of the office, so that there is a total of at least three and not more than seven emergency interim successors and deputies.
(c) The governor or an official authorized to exercise the powers and perform the duties of governor may adopt regulations governing designations made by state officers under this section.
(d) The chief executive of a political subdivision may adopt regulations governing designations made by officers of the subdivision under this section.