The department may acquire real property or interests in real property by gift, purchase, lease, or condemnation and may construct and maintain thereon fringe and transportation corridor parking facilities to serve motorists transferring to or from urban public transportation vehicles or private carpool vehicles. The department may obtain and exercise options for the purchase of property to be used for purposes described in this section. The department shall not expend any funds for acquisition or construction costs of any parking facility to be operated as a part of a transit system by a metropolitan municipal corporation unless the facility has been approved by the department in advance of its acquisition or construction.
RCW 47.12.270