(2) A joint board of control created under this section may undertake cooperative activities, such as:
(a) Sharing personnel;
(b) Entering into joint contracts for operations;
(c) Sharing use of equipment, facilities and fiscal resources;
(d) Preparing basin and subbasin conservation plans and other planning functions; and
(e) Any other cooperative activity authorized by the parties to the agreement.
(3) An agreement under this section shall specify the functions or activities to be performed by the joint board of control and by what means they shall be performed. The agreement shall provide that the elected boards of the parties to the agreement must approve the operating policy of the joint board of control. The agreement shall also provide that the joint board of control act on behalf of the parties to the agreement and under their policy guidance.
(4) As used in this section, "unit of local government established to deliver water" means an irrigation district organized under ORS chapter 545, a drainage district organized under ORS chapter 547, a diking district organized under ORS chapter 551, a water improvement district organized under ORS chapter 552, a water control district organized under ORS chapter 553 or a nonprofit corporation for irrigation, drainage, water supply or flood control organized under ORS chapter 554. [1997 c.215 §2]