On October 8, 2014, the Snohomish County Council passed Ordinance No. 14-073 (PDF) relating to new regulations for tree canopy coverage. These new regulations, effective October 27, 2014, are located in Chapter 30.25 of the Snohomish County Code. The Snohomish County Code still requires that significant trees be retained in all Critical Area Protection Areas and buffers, and in site landscaping buffers.
Summary of new tree canopy regulations:
Landscaping checklist, tree calculation worksheet and tree canopy database:
Annual Report on Tree Canopy
The Snohomish County Code, SCC 30.25.014, requires the preparation of an annual report on the implementation of the tree canopy regulations. This report is due on January 31 of every year.