Provides that a boundary review board subject to disbandment under this act: (1) Must complete all pending actions before the board prior to disbanding; and

(2) May not accept additional requests for new reviews of proposed actions after the county legislative authority authorizes the disbanding.

Provides that counties required to establish boundary review boards pursuant to RCW 36.93.030(1) may, at the discretion of the county legislative authority, propose to disband the boundary review board in that county if the county and the cities and towns within the county have adopted comprehensive plans and development regulations under chapter 36.70A RCW.

Requires that, prior to disbanding a boundary review board, the county must hold a public hearing under RCW 36.70A.035. Following the hearing, the legislative authority of the county may disband the boundary review board if it receives a written agreement calling for disbanding from at least sixty percent of the cities and towns of the county representing at least seventy-five percent of the incorporated population within the county.