RCW 87.03.071

In any irrigation district where more than 50 percent of the total acreage of the district is owned in individual ownerships of less than five acres, each elector who is otherwise qualified to vote pursuant to RCW 87.03.051 shall be entitled to two votes regardless of the size of ownership. Each ownership shall be represented by two votes. If there are multiple owners or joint owners of a single ownership, the owners shall decide among themselves what their two votes shall be. If the ownership is held as community property, each spouse shall be entitled to one vote or they may vote by common agreement.