DEVELOPMENT SCENARIOS
California’s Senate Bill 9 (SB9), enacted in 2022, opens up transformative opportunities for property owners and investors in single-family zones.
The examples below highlight some of the most common development scenarios but do not represent all potential lot or unit configurations.
Urban Lot Splits
Lot Split with two new rectangular parcels and a Single Family Dwelling (SFD) on each lot
Lot split with SFD and Junior Accessory Dwelling Unit (JADU) on one lot and an SFD and a detached ADU on the other lot
Two Unit Developments
2 SFDs + 1 detached ADU
Duplex + 1 detached ADU
2 SFDs + 1 JADU
Duplex + 2 detached ADUs
Urban Lot Splits & Two Unit Developments
Lot Split with two new rectangular parcels and a Duplex on each lot
Lot Split with two new rectangular parcels with Duplex on one lot and 2 SFDs on the other lot
HOW WE CAN HELP
We evaluate your lot to determine its full potential, factoring in zoning codes, municipal regulations, and SB9 compliance. Our analysis includes 3D diagrams, budgets, and timelines, offering clear, tailored options for development or lot splitting. This information can also support discussions with lenders when seeking financing.
Building on the feasibility study, our team takes care of the entire design and permitting process for adding units, splitting lots, or both. With our focus on SB9 projects, we’ve optimized the process to get approvals quickly and meet tight deadlines.
After permits are approved, our contractors and designers work in close collaboration to minimize delays and ensure your project is delivered on time, within budget, and exactly as envisioned.
2. Design + Permitting
3. Construction
FREQUENTLY ASKED QUESTIONS
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What is SB9, and how does it work for my property?SB9 is a California law that allows you to either split your lot into two parcels with up to two units on each (four total) or keep your lot as is and build two main units plus two ADUs (still four units total). It’s a flexible way to increase your property’s value and make better use of your space.
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Is my property eligible for SB9?To qualify, your property must usually be in a single-family zone and within an urban area. However, properties in historic districts or high fire zones likely won’t qualify. Other rules may apply, so it’s best to check with a professional who can confirm your property’s eligibility.
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Why should I consider SB9 development?SB9 lets you increase your property value, create extra rental income, or provide housing for family members. It’s also a great way to contribute to California’s housing solutions while making the most of your lot.
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What challenges might I face with SB9?SB9 projects involve navigating complex rules, including SB9 requirements, zoning codes, and building regulations, all while working within property constraints. Bureaucracy and city processes can also be time-consuming. A knowledgeable team can simplify this, ensuring everything is handled smoothly and effectively.
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Do I have to live on my property if I develop with SB9?If you’re splitting your lot, SB9 requires you to sign an affidavit stating you’ll live in one of the units for at least three years. If you’re not splitting the lot and only adding units, this rule doesn’t apply.
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How do I start an SB9 project?You can start by downloading our free SB9 fact sheet to get a quick overview of what’s possible for your property. From there, it’s important to understand your property’s potential by reviewing zoning regulations, lot layout, and development options to identify the best approach. Our Feasibility Study service provides a detailed roadmap with tailored options, costs, and timelines to help you move forward confidently. Contact us for more details and support.