Your Construction Project
Any construction, either residential or by a business, that occurs in the County right-of-way requires a permit from the San Mateo County Department of Public Works. Learn more about the County Right-of-Way »
Your project may also require permits from other County departments, such as Planning & Building.
Project Requirements
Construction Permits
Standard Drawings
Fines & Penalties
Fines and Penalties for Work without a permit - $350/day.