Requires any local transit agency that has received state funding for a park and ride lot to, to the greatest extent practicable, accommodate at that lot auto transportation companies regulated under chapter 81.68 RCW and private, nonprofit transportation providers regulated under chapter 81.66 RCW, that intend to provide or already provide regularly scheduled service at that lot.

Authorizes such local transit agencies to enter into a cooperative agreement with a taxicab company regulated under chapter 81.72 RCW in order to accommodate the taxicab company at the agency's park and ride lot.