ADU resource library · Sacramento region
ADU resources
When a project hits a specific wall — septic, a panel upgrade, a flood zone, a historic-district review, clay soil under the slab — this is where we answer it in depth. 12 problem-specific resources, each tied to the real code, utility, or district that governs it in the Sacramento region.
Most useful
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The problems that most often change what — or whether — you can build.
2 resources
Zoning & Lot
Setbacks, lot coverage, height, historic-district review — the zoning specifics that decide what actually fits on your parcel before you design anything.
2 resources
Permits & Fees
Impact-fee exemptions, sprinkler triggers, and the fees that quietly move an ADU budget — what the code requires and where the thresholds fall.
2 resources
Site & Foundation
Soil, slabs, and existing-garage conditions. What the ground under your ADU means for the foundation, the engineering, and the cost.
2 resources
Utilities & Electrical
Panel capacity, service upgrades, solar, and how SMUD vs PG&E service shapes the electrical scope of a new unit.
2 resources
Water & Sewer
Sewer connection and capacity fees, septic feasibility, and the wastewater path that many foothill and rural lots have to solve first.
2 resources
Hazard & Resilience
Flood zones, wildfire (WUI) hardening, and the resilience requirements that apply to specific Sacramento-region locations.
Hit a wall we haven't covered?
Send us your address and what you're trying to build — we'll tell you exactly what your lot, your utility, and your jurisdiction require, usually within a few days.