• Department of Commerce, Growth Management Services

• Environmental and Land Use Hearings Office (ELUHO) - Home of the Growth Management Hearings Board

Municipal Research and Services Center of Washington (MRSC)

• The Role of Boundary Review Boards (2006)
• MRSC Annexation Page
• ​​MRSC Annexation Handbook 2014
• MRSC New City Guide

• Washington State Legislature
  
• RCW References

• Annexation Studies

• PDF - Local Boundary Commissions: Status and Roles in Forming, Dissolving and Adjusting Local Government Boundaries (1992)