(2) When a district is situated entirely within one county, if the electors approve the increase or decrease in board membership, not later than the 30th day after the election, the district board shall adjust and stagger the terms of the board members as necessary in order to continue biennial elections of board members in accordance with ORS 403.335. The district board shall take into consideration and, as much as possible, provide for the continued method of representation adopted by the district under ORS 403.340.
(3) When a district includes territory in more than one county, not later than the 40th day before the regular district election at which a question under this section will be submitted, the district elections authority shall notify the Secretary of State. If the electors favor the increase or decrease in board membership, not later than the 30th day after the election, the Secretary of State by rule shall adjust and stagger the terms of the board members as necessary in order to continue biennial elections of board members in accordance with ORS 403.335. The Secretary of State shall take into consideration and, as much as possible, provide for the continued method of representation adopted by the district under ORS 403.340. [Formerly 401.833]