California Code, Water Code - WAT § 12999

(a) The department, in collaboration with the Department of Food and Agriculture, the Department of Fish and Game, and the Colorado River Board of California may cooperate with the federal government, the other Colorado River Basin states, and other entities for the purpose of preparing a plan to control or eradicate tamarisk in the Colorado River watershed.  The department, the Department of Food and Agriculture, the Department of Fish and Game, and the Colorado River Board of California shall seek to collaborate with affected California water agencies and other appropriate entities in that preparation.  The plan shall include the reestablishment of native vegetation and the identification of potential federal and nonfederal funding sources for implementation pursuant to subdivision (b).

(b) The department, in collaboration with the Department of Food and Agriculture, the Department of Fish and Game, the Colorado River Board of California, and appropriate federal agencies, shall implement the plan within California upon the appropriation of funds for that purpose.  The department, the Department of Food and Agriculture, the Department of Fish and Game, and the Colorado River Board of California shall seek to collaborate with affected California water agencies and other appropriate entities in the implementation of the plan.

(c) This section does not preclude the department or any other entity from expending bond funds or nonstate funds for the control or eradication of tamarisk in the Colorado River watershed.