The mission of the Yolo Local Agency Formation Commission (Yolo LAFCo) is to provide professional, innovative, and proactive leadership in the implementation of the policies of the Yolo LAFCo to enhance the quality of life for the community.

Yolo LAFCo is an independent agency responsible for the implementation of the Cortese-Knox-Hertzberg Local Government Reorganization Act of 2000. Yolo LAFCo is empowered to review, approve or deny boundary changes, city annexations, consolidations, special district formations, incorporations for cities and special districts, and to establish local "Spheres of Influence". The Sphere of Influence for each governmental agency is a plan for its future boundary and service area. The LAFCo function is outlined in Government Code, Section 56000 et seq., known as the Cortese-Knox-Hertzberg Local Government Reorganization Act of 2000 (CKH).