RCW 28A.335.160: Joint educational facilities—Rules.

Any school district may cooperate with one or more school districts in the joint financing, planning, construction, equipping and operating of any educational facility otherwise authorized by law: PROVIDED, That any cooperative financing plan involving the construction of school plant facilities must be approved by the superintendent of public instruction, considering policy recommendations from the school facilities citizen advisory panel under RCW 28A.525.025, pursuant to such rules adopted relating to state approval of school construction.