Provides for the purposes of setting vendor rates for supported living providers, the department must use the following geographic categories: (1) Region 1: Snohomish and King counties;

(2) Region 2: Asotin, Chelan, Cowlitz, Benton, Clark, Franklin, Island, Kitsap, Mason, Pierce, Skagit, Skamania, Spokane, Thurston, Whatcom, and Yakima counties; and

(3) Region 3: Adams, Clallam, Columbia, Douglas, Ferry, Garfield, Grant, Grays Harbor, Jefferson, Kittitas, Klickitat, Lewis, Lincoln, Okanogan, Pacific, Pend Orielle, San Juan, Stevens, Wahkiakum, Walla Walla, and Whitman counties.