Permits
San Francisco ADU Permit Requirements: The 2026 Homeowner Checklist
Building a backyard cottage in San Francisco used to feel like a bureaucratic lottery where the house always won. The 2026 Family Zoning Plan has finally shifted the odds, turning what was once a subjective discretionary review into a predictable, ministerial process for prepared homeowners. If you've felt overwhelmed by the prospect of navigating the Planning Department, you aren't alone. Most people expect endless delays and hidden development impact fees to stall their progress before construction even begins.
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