SF Permits MCP Server

{ "source": "sf.gov DBI — ADU topic page, Detached ADU Pre-Approval, Unit Legalization Program", "source_urls": [ "https://www.sf.gov/topics--accessory-dwelling-unit-adu/", "https://www.sf.gov/get-your-detached-accessory-dwelling-unit-adu-plan-pre-approved-future-use/", "https://www.sf.gov/step-by-step--legalize-unit-your-home/" ], "last_verified": "2026-02-17", "description": "ADU permitting programs: new ADU construction, detached ADU pre-approval, and unit legalization", "adu_overview": { "also_known_as": ["granny flats", "in-law units", "cottages", "garage apartments"], "services": [ "Apply for ADU building permit", "Design units meeting safety and livability codes", "Pre-approved detached ADU plans", "Permit Review Roundtable for State Program ADUs" ], "requirements": { "street_trees": "One street tree per every 20 feet of frontage bordering public right of way", "local_program_notice": "Post notice 15 days before submitting Local program ADU applications" }, "partner_agencies": ["SF Planning", "DBI", "Fire Department", "Public Utilities Commission"], "contact": "628-652-3200 | dbicustomerservice@sfgov.org" }, "detached_adu_pre_approval": { "description": "Building designers submit detached ADU plans for official approval; once approved, plans can be used for multiple site-specific projects", "fee": "$1,472 flat fee per submission", "submit_to": "dbi.preapprequests@sfgov.org", "design_standard": "Plans must be designed for 25-foot lots", "code_cycle_validity": "Pre-approval valid only during current code cycle; resubmission required if codes change", "geographic_restrictions": [ "Cannot be used in slope protection areas", "Cannot be used in landslide/liquefaction zones", "Cannot be used in Maher Zones", "Cannot be used in flood zones" ], "required_documents": [ "Completed detached ADU pre-approval application form", "Stamped and signed construction plans", "Structural calculations (maximum probable dead load design)", "Energy calculations", "Fire sprinkler design", "Website image (225x150 pixels max)" ], "review_elements": [ "Building size, height and setbacks", "Habitable room sizes and ceiling heights", "Window size, natural light and ventilation", "Title 24 lighting", "Gravity, wind and seismic code compliance", "Dead loads, fire ratings, egress paths", "Heating systems, green building requirements" ], "post_approval_process": [ "Submission deemed complete", "Payment instructions sent", "Permit Review Roundtable scheduled for feedback", "Designer makes revisions for code compliance", "Plans resubmitted and reviewed", "Acceptance as pre-approved ADU plan" ], "site_specific_review": [ "Planning Code compliance", "Soils reports", "Fire separation distances", "Foundation design", "Drainage requirements" ] }, "unit_legalization": { "description": "Program to legalize residential units built before 2013 without permits", "eligibility": { "built_before": "2013", "requirement": "Must be an independent space where someone can live full-time without walking through the main house" }, "steps": [ {"step": 1, "title": "Feasibility check", "detail": "Hire CA-licensed architect, contractor, or civil/structural engineer to assess code compliance"}, {"step": 2, "title": "Optional pre-application meeting", "detail": "Cost $348-$2,162, 2 hours, with DBI/Planning/Fire Department"}, {"step": 3, "title": "Building permit application", "detail": "Submit 2 sets of plans. Fees 6-9% of building costs (half upfront). Can get separate permit for additional work."}, {"step": 4, "title": "Department review", "detail": "Quality review, routing to Planning/DBI/Fire. Plan review via Bluebeam. Planning issues Notice of Special Restriction (must be notarized and recorded at Assessor's office)."}, {"step": 5, "title": "Street tree permit", "detail": "Free to apply. In-lieu fee: $2,193 per tree. Submit checklist even if not planting."}, {"step": 6, "title": "Construction", "detail": "Receive job card. Schedule inspections before covering work."}, {"step": 7, "title": "Final completion", "detail": "Certificate of final completion issued after final inspection."} ], "fees": "6-9% of building costs (half upfront)", "contacts": { "general": "permitcenter@sfgov.org", "alternative_programs": "cpc.adu@sfgov.org", "condo_conversion": "SF Public Works" } } }