Authorizes a county located to the west of the crest of the Cascade mountains that has both a population of at least four hundred thousand and a border that touches another state, and any city in the county, to adopt development regulations to assure that agriculture, forest, and mineral resource lands adjacent to short line railroads may be developed for freight rail dependent uses.

Authorizes a county that borders both the Cascade mountains and another country and has a population of less than fifty thousand people, and any city in the county, to adopt development regulations to assure that agriculture, forest, and mineral resource lands adjacent to short line railroads may be developed for freight rail dependent uses.

Authorizes a county located to the west of the crest of the Cascade mountains that has both a population of at least four hundred thousand and a border that touches another state, and any city in the county, to: (1) Include development of freight rail dependent uses on land adjacent to a short line railroad in the transportation element required by RCW 36.70A.070; and

(2) Modify development regulations to include development of freight rail dependent uses that do not require urban governmental services in rural lands.