Provides that, in counties that do not contain any nonattainment or maintenance areas designated under the federal clean air act for pollutants emitted by outdoor burning, such burning may continue to be allowed until July 1, 2008, within the urban growth areas, as defined in RCW 36.70A.030, for cities having a population of less than two thousand five hundred people, as determined by the office of financial management, if the city legislative authority, after public hearing and due public involvement process, through majority vote, decides to allow burning to continue. Cities electing to continue burning must submit vegetative waste management plans to the department by June 30, 2008, that identify adopted alternative practices to burning and begin implementing alternative practices by July 1, 2008.

Directs the department to convene a work group with representatives of affected stakeholders to assess opportunities, other than burning, to manage vegetative solid waste and recommend best management practices, consistent with good solid waste management practices, that work for smaller communities. The work group recommendations must be completed by December 31, 2007. The department shall provide the recommendations to the cities electing to continue burning and to the appropriate standing committees of the legislature.