South San Francisco, CA Landscaping Rules: Tree Trimming (2026)
Key Facts
- Private Trees
- No city permit needed for trimming
- Street Trees
- Public Works approval required
- Utility Lines
- Coordinate with PG&E
- Contact
- Public Works (650) 829-6652
Summary
Private tree trimming in South San Francisco does not require a city permit. Street trees (public right-of-way) require Public Works approval. Trees near PG&E lines must be managed per utility clearance standards.
defensible space of 100 feet from each side and from the front and rear of the structure, but not beyond the property line, except as provided in subparagraph (B). The amount of fuel modification necessary shall consider the flammability of the structure as affected by building material, building standards, location, and type of vegetation. Fuels shall be maintained and spaced in a condition so that a wildfire would be unlikely to ignite the structure.
Full Breakdown
South San Francisco residents may trim private trees on their own property without a city permit. Street trees in the public right-of-way cannot be trimmed or removed without approval from the Public Works Department. Trees near PG&E power lines must be managed following utility clearance requirements. Contact Public Works at (650) 829-6652 for street tree questions.
Frequently Asked Questions
Can I trim tree branches that hang over my property in South San Francisco?
Do I need a permit to trim trees in South San Francisco?
Sources & Official References
Other rules in South San Francisco
California rules heatmap·Compare South San Francisco to another location·View the California landscaping rules overview
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Tree Trimming in Nearby Cities
How other cities in San Mateo County handle tree trimming.