(1) If the commission approved the petition as presented or as modified, the proceeding shall continue as provided by the principal Act; except that when a commission considers and enters a final order on a petition:

(a) The city council or county or district board need not call or hold a hearing on the petition and shall not change boundaries as described by the final order of the commission.

(b) An election on the proposed change, if required under the principal Act, shall be held on the next appropriate election date authorized under the principal Act or under ORS 203.085, 221.230 or 255.345.

(c) The final order, in a proceeding to merge or to consolidate districts or to dissolve a district and transfer its functions, assets and liabilities to a county service district, shall conclude the proceeding for all purposes; and the merger, consolidation or dissolution and transfer shall take effect on the date the order is adopted or at whatever date the commission specifies in its order which shall not be more than one year after the date the final order is adopted. A merger or consolidation to which this paragraph applies includes but is not limited to a merger or consolidation under ORS 198.705 to 198.955 that provides for joining a city to the surviving or successor district.

(2) If the commission disapproved the petition, the proceeding shall terminate.

(3) If the commission determines that a county service district subject to a determination of public need for continued existence shall be dissolved, it shall enter an order so providing and dissolution shall take effect at the end of the fiscal year in which the order of the commission is entered. [1969 c.494 §14; 1971 c.462 §11; 1973 c.664 §4; 1983 c.142 §12a; 1983 c.336 §14; 1987 c.504 §11; 1989 c.92 §22]