phone: (503) 823-TREE (8733)
1900 SW 4th Avenue, Portland, OR 97201
Tree preservation and tree density requirements apply to many development projects, including new construction, additions, and exterior renovations. When applicable, tree requirements will be reviewed as part of your building permit application.
Questions? Staff is available to answer questions regarding the new regulations and processes. You can get help the following ways:
New tree preservation requirements for private development projects