San Bernardino, CA, has set up rules to support the making of accessory dwelling units (ADUs), like duplexes. These rules help meet housing needs, increase property values, and offer extra income from rentals.

In San Bernardino, since 2021, homeowners can add up to two extra units on their land with a single-family unit. On larger lands over five acres, they can build three units¹. This rule lets more people benefit from duplex conversions within San Bernardino zoning laws. The law also says ADU applications must be reviewed in 60 days. If it takes longer, the application gets approved by default¹.

If ADUs replace garages or parking structures, no new parking spots are needed if they're close to public transit¹. This rule helps a lot in cities where finding parking is hard.

Recently, San Bernardino updated rules affecting housing. This includes safety standards, grading plans for hills, and rules for planting. These updates streamline the accessory dwelling unit requirements and make it easier to build ADUs².

Key Takeaways

• San Bernardino allows multiple ADUs on parcels, with specific rules based on parcel size¹.
• Parking exemptions apply if ADU is within half a mile of public transit¹.
• Applications must be reviewed within 60 days, else they automatically get approved¹.
• Regular updates to ordinances keep the ADU regulations current and effective².

Introduction to Duplex Conversions in San Bernardino

San Bernardino is tackling its housing problems through duplex conversions. By adding an Accessory Dwelling Unit (ADU), homeowners gain a lot. They see an increase in rental income and property value. At the same time, these conversions provide homes for relatives or helpers. Learn more about duplex conversion³. This method enriches San Bernardino's housing market.

What is a Duplex Conversion?

A duplex conversion means adding a new living space to your property. It changes a single home into one with multiple family spaces. In San Bernardino, this might mean transforming a garage or adding a new unit. Homeowners find this gives them more options³. They can house family members or earn from rentals. Thanks to California's Senate Bill 9, owners can split their lots. They can build two new units on each half⁴.

Why Consider Duplex Conversions?

Duplex conversions offer big benefits. They can increase your home's value and give you rental money. With home values and rents rising in San Bernardino County, it's a smart move³. SB 9 helps use small lots well, offering more housing⁴. Near public transit, you might not need extra parking. This helps meet the high demand for homes³.

Converting to a duplex fits well with family changes. It lets owners stay in their communities but with flexible living setups. New laws make this easier, encouraging more people to create different housing options⁴. By improving housing utility and economic benefits, duplex conversions are vital in solving the housing shortage in San Bernardino.

General Zoning Requirements in San Bernardino

Understanding the zoning codes and ADU rules in San Bernardino is essential for property development. These rules tell you where and how you can build accessory dwelling units (ADUs) on your land. This greatly affects property development laws.

Understanding Zoning Codes

Zoning codes in San Bernardino play a big role in land use and development. For example, the AG (Agriculture) zoning area is meant for farms, rural homes, and outdoor fun⁵. On the other hand, the RC (Resource Conservation) zone is for open spaces and big-lot single-family houses⁵.

The RL (Rural Living) zone is for rural homes, and the CR (Rural Commercial) zone is for shops and services⁵. These rules show the overall property development laws in the area.

Implications of Zoning Changes

Recent zoning changes have greatly affected ADU rules and property development. For instance, the RL (Residential Low) Zone promotes low-density homes on lots of at least 10,800 square feet⁶. The RS (Residential Suburban) Zone allows for smaller lots and up to 4.5 units per acre⁶.

California needs nearly 2 million more homes to meet its housing needs⁷. These zoning changes make it easier to build ADUs. This helps with the housing shortage and lets homeowners improve their property's usefulness and value⁷.

Permitting Process in San Bernardino

The ADU permitting process is key for San Bernardino homeowners wanting to start duplex conversion projects. The SB 9 legislation passed in 2022 made it simpler for owners to build duplexes or split their properties. Now, they can easily get approval for up to two residential units. This change helps increase housing choices while upholding local standards⁸.

Application Steps

To begin the ADU application, applicants need to check their project against ADU rules. The first steps include:

• Preliminary Review: Checking the site's zoning for single-family residential areas.
• Design Considerations: Choosing between building the ADU on-site or in a factory.
• Architect/Builder Selection: Picking professionals to design and build the ADU.

Then, owners must turn in a filled-out ADU application with the necessary documents. They should be mindful of rules related to utility connections and fees for duplexes⁹.

Required Documents

To get building permits in San Bernardino, the needed papers include:

1. Site Plans: Detailed drawings showing where the ADU will go and its design.
2. Project Description: A detailed overview of the duplex, with size and special features.
3. Title Report: A fresh report that confirms who owns the property and any legal issues.
4. Environmental Review: Papers that check for environmental issues, especially in places like wetlands or fire hazard areas⁸.

The whole ADU permitting process aims to be done in 60 days. This fast-track approval is crucial for San Bernardino homeowners. Knowing these steps and getting the right documents is key to speeding up the process⁹.

Building and Safety Regulations in San Bernardino

Building an ADU in San Bernardino means you must follow local building codes. All ADUs must meet strict structural and safety standards. This includes meeting San Bernardino's codes for a building's strength and stability.

Structural Standards

The city has tough structural rules for ADUs. If you're turning a garage into an ADU, you don't need to worry about how close it is to the edge of your property, as long as you don't make it bigger. This rule makes it easier and cheaper for homeowners¹⁰. Plus, if you're changing a structure's use to become an ADU, you'll need local permits to make sure it follows the new purpose's building codes¹⁰.

Safety Codes and Inspections

Safety codes in San Bernardino aim to keep ADUs safe to live in. There are inspections to check for fire safety. Also, ADUs don't have to have fire sprinklers if the main house doesn't, unless the local government requires them for certain fire access conditions¹⁰. Homeowners often have to make sure their ADU follows building codes, upgrade utilities, and meet safety rules during conversion.

California has made new laws to help ADU building in San Bernardino. These laws simplify the approval process and lift limits on zoning and building code issues. For more information, check out the new ADU laws guide¹⁰.

Parking Requirements in San Bernardino

San Bernardino has made rules for parking when it comes to Accessory Dwelling Units (ADUs). These rules help create more living spaces without crowding our neighborhoods. For homes turning into ADUs or for Junior ADUs, extra parking spots are mostly not needed. This makes it easier to transform existing areas into homes¹¹.

However, for new ADUs, whether they're attached or not, usually one parking space is needed. There are exceptions though. No extra parking is required if the ADU is close to public transport, in historical areas, or used to be a garage¹⁰. The rules also say if a parking area is removed to build the ADU, you don't have to replace it¹⁰.

These changes in parking rules for ADUs make it faster to get approval to build. This is great for cities where space is tight¹². San Bernardino's rules make good use of space without sacrificing access to important places. This helps our community grow.

If your ADU is in a certain zone or close to transit or car share spots, you might get a break on parking. California's laws let cities decide their own parking rules for homes. But, they can't be stricter than the state's laws¹⁰.

In short, San Bernardino's easier parking rules for ADUs help make more homes available. By reducing parking needs for ADUs, the city is moving towards smarter city planning and growth. It's a step forward in solving housing issues while keeping our cities livable¹¹¹⁰¹².

Impact on Property Value in San Bernardino

Adding an Accessory Dwelling Unit (ADU) in San Bernardino can really boost property values. The increase depends on the ADU's size, its location, and how much rent it can bring in. Generally, if you rent your ADU for $1,000 monthly, your property value could jump by about $100,000¹³. This shows the real advantages for homeowners investing in local real estate.

Seeing property values rise motivates owners to think about adding an ADU. This movement is becoming more popular, especially with new laws in San Bernardino making it easier to build these units. The updated Assembly Bill 2221, for instance, speeds up the review of applications to 60 days¹⁴. Plus, there are now rules that let detached ADUs be up to 16 feet high near major transit, and attached ones can reach up to 25 feet or the main house's height, whichever is less¹⁴.

Other financial perks include not having to pay impact fees for ADUs under 750 square feet¹⁴. Homeowners get even more flexibility because they don't have to live in their main home to have an ADU. This opens doors for more investors and landlords¹⁴. With these updates, creating an ADU is an attractive way to boost your property's value.

The number of ADU permits in California shows this trend's growth. In 2018, the state gave out 5,911 permits. By 2019, that number jumped to 15,571 permits. This shows that more people are seeing the value in ADU developments¹⁵. Building an ADU in San Bernardino is a smart choice for homeowners looking for a good investment.

New laws like Senate Bill 9 also play a big part. They let homeowners build two units on a lot meant for one and divide single-family lots. This makes ADU investments even more appealing. It's a way to increase property values and improve the use of real estate in San Bernardino¹⁴.

Tax Implications of Duplex Conversions in San Bernardino

When you convert a duplex in San Bernardino, it's key to understand the tax effects. This includes how it impacts property and ADU tax assessments. Adding an ADU can raise your property taxes but the original property value won't change. Say an ADU increases the value by $100,000 with a 1.1% tax rate. Then, your taxes would go up by $1,100 yearly.

Impact on Property Taxes

In San Bernardino, people 55 or older, or those with severe disabilities, have a tax benefit. They can transfer their home's taxable value to a new one in California. This must happen within two years of selling their old house¹⁶. Proposition 19 lets them do this up to three times. It helps keep taxes manageable for seniors and disabled homeowners¹⁶.

Adding an ADU doesn't mean the whole property gets reassessed. Only the ADU's value affects the new taxes. Laws like Senate Bill 9 make it easier for duplex conversions to happen. They allow certain breaks, like lower fees for ADUs under 750 sq. ft¹⁴.

If you're in San Bernardino and converting to a duplex, remember Proposition 19. It lets homebuyers or builders transfer tax base to a new primary residence within three years¹⁶. This act can reduce tax bills significantly, aiding in ADU property tax adjustments. It lets eligible people manage their budgets better.

For San Bernardino property owners, knowing the latest tax laws is vital. Assembly Bill 2221 affects ADU projects, including construction times and zoning rules¹⁴.

Utility Connections and Requirements in San Bernardino

When you're working on Accessory Dwelling Units (ADUs) in San Bernardino, it's key to know the ADU utility rules. San Bernardino has set rules for connecting utilities to ADUs to keep everything up to code. For ADUs built within an existing home, new utility fees might not apply. But, new standalone ADUs often need their own water and power setups. This could mean extra costs for meters, digging, and higher utility bills.

Getting permits for new ADUs includes checking the water treatment systems, like percolation tests, to keep water clean. There's a green light for up to six-foot retaining walls if they're covered with plants¹⁷. Plus, San Bernardino follows several building codes, like the California Building Standards Code and National Electrical Code, outlined in 15 chapters of city regulations¹⁸.

Recent law changes have really boosted ADU permits - from 5,911 in 2018 to 15,571 in 2019¹⁵. This growth shows more people want ADUs, and having the right utilities in San Bernardino is key. Los Angeles even saw about 20,000 ADUs processed in early 2021, making up nearly 40% of all housing permits¹⁵.

To sum up, knowing about water and power hookups and fees helps make your ADU project in San Bernardino run smoothly. Being ahead on utility standards for ADUs means you meet regulations and answer the call for more housing.

Financing Options for Duplex Conversions in San Bernardino

Thinking about converting your home into a duplex in San Bernardino? This could be a big financial move. Luckily, you have many financing options to help you out. It's key to look into all of them carefully.

Traditional Loans

A lot of homeowners go for traditional loans to pay for their duplex projects. These loans might use your property's equity or the value boost from the conversion as security. For construction costs, home improvement loans are another route. Since terms and rates vary by lender, it’s wise to compare different offers.

In 2019, California saw a jump in ADU permit numbers, from 5,911 in 2018 to 15,571. This increase shows people's growing interest in conversions¹⁵. Homeowners in places like San Bernardino are using these loans to take advantage of rising property values¹⁵.

Government Grants and Incentives

Apart from loans, there's a bunch of government grants and incentives for duplex conversions. Take AB 1532, for example: it's a 2023 initiative offering $400 million for turning old office buildings into homes across California¹⁹. Also, SB 897 is all about encouraging two-story ADUs by setting new height limits¹⁹.

In San Bernardino, you can find grants to reduce conversion costs. These are great for building ADUs affordably, making the most of your property’s worth. Plus, with AB 2097, getting rid of parking minimums near good public transit offers a smart move¹⁹.

By looking at both home improvement loans and government incentives, homeowners can tackle their duplex conversion finances well. This way, they can navigate through any financial hurdles during construction.

Case Studies and Real-life Examples in San Bernardino

Studying real ADU projects in San Bernardino shows the power of duplex conversions. These examples reveal the wide range of benefits they offer. Among them are new housing choices and extra income for property owners. A notable story is about a historic duplex downtown. It was fully updated to include green energy solutions and better facilities, greatly enhancing its green footprint.

Successful Conversions in San Bernardino

In San Bernardino County, we've seen many standout duplex projects. Take the Victorian-era home in South San Bernardino, for example. It was transformed into a modern duplex with energy-saving appliances and smart home tech. This conversion preserved the house's historical beauty while offering affordable living spaces. The housing goals from 2013 to 2021 highlight such efforts. They show a strong focus on community growth and better housing.

Changes in San Bernardino's demographics, like more people and households, call for smarter housing options. A project up north turned an old warehouse into duplexes fit for families of all generations. It answers the call of varying family needs. This reflects the changes shown in the Housing Element²⁰. These success stories inspire and guide others thinking about embarking on similar projects in the area.

FAQ

What are the ADU regulations in San Bernardino?

San Bernardino has set rules for ADUs. These cover parking, service connections, and size. You can build them on lots zoned for homes or apartments.

What is a duplex conversion?

A duplex conversion adds a living unit to a property. This extra unit can be detached or part of a garage transformation. It commonly forms what we call an ADU.

Why consider duplex conversions?

Duplex conversions offer rental money and boost property worth. They create extra space for family or helpers. Plus, they let owners scale down but stay in their community.

What are the zoning codes for ADUs in San Bernardino?

Zoning codes set the rules for ADUs in San Bernardino. They apply to homes and apartments without a minimum lot size. The count of ADUs you can have varies by property type.

What are the implications of recent zoning changes?

Recent changes in San Bernardino zoning aim to ease ADU creation. They've simplified standards to help homeowners enhance their property's usefulness and value.

What are the application steps for ADU permits?

Getting an ADU permit involves checking rules, applying, and dealing with local government. The goal is approving within 60 days.

What documents are required for the ADU application?

You'll need to provide designs and choose on-site or factory builds. Finding an architect or builder might be necessary too.

What are the structural standards for ADUs in San Bernardino?

ADUs must meet specific building and safety codes. This includes a set distance from property edges. They need passing inspections for fire safety and other crucial standards.

What are the parking requirements for ADUs?

Conversion ADUs and JADUs usually don't need extra parking. But, separate ADUs often require one spot, except when close to transit.

How do ADUs impact property value?

Building an ADU can really raise your property value. For example, the increase might be 100 times the ADU's monthly rent. It's a smart investment for property owners.

What are the tax implications of building an ADU?

Adding an ADU slightly ups property taxes due to increased value. Say, an ADU raises value by $100,000. Taxes might grow by $1,100 yearly, at a 1.1% rate.

What utility connections are required for ADUs?

ADUs in main houses don't need separate utilities, but new ADUs might. You must follow water and sewer rules.

What financing options are available for ADU construction?

Financing options range from loans against equity or anticipated value to government help. These can ease the cost and promote ADU projects.

Are there any successful ADU conversion examples in San Bernardino?

Yes, San Bernardino has seen many successful ADU projects. These examples show how ADUs add housing and income opportunities for owners.

Source Links

1. ACCESSORY DWELLING NIT HANDOUT - https://www.sbcounty.gov/uploads/LUS/Planning/LUS ADU Handout_UPDATED_3323.pdf
2. ORDINANCE NO - https://www.sbcounty.gov/Uploads/LUS/DevelopmentCode/ORD No. 4400_WEB.pdf
3. Regulations for ADUs in San Bernardino County | Review San Bernardino ADU Rules - USModular Inc - https://www.usmodularinc.com/adu-rules-california-san-bernardino-adu-regulations-zoning/
4. How to apply for an SB 9 Duplex in Los Angeles - Homestead - https://www.myhomestead.com/blog/apply-for-sb9-duplex-los-angeles
5. PDF - https://www.sbcounty.gov/Uploads/LUS/Handouts/ZONINGFAQ.pdf
6. PDF - https://cdnsm5-hosted.civiclive.com/UserFiles/Servers/Server_17442462/File/Government/Department/Community & Economic Development/Development Code/19.04 Residential Zones.pdf
7. Changes to Single Family Zoning in California - https://www.constructelements.com/post/changes-to-single-family-zoning-in-california
8. SB 9 Fact Sheet - https://www.hcd.ca.gov/docs/planning-and-community-development/sb9factsheet.pdf
9. SB9 Explained: 2 Duplexes on Every Single-Family Lot? - Maxable - https://maxablespace.com/sb9-explained-2-duplexes-on-every-single-family-lot/
10. Guidelines for Garage Conversion ADUs - https://www.hcd.ca.gov/policy-research/accessorydwellingunits/docs/Guidelines for Garage Conversion ADUs - v6hb ADA.pdf
11. California's 2024 Housing Laws: What You Need to Know | Insights | Holland & Knight - https://www.hklaw.com/en/insights/publications/2023/10/californias-2024-housing-laws-what-you-need-to-know
12. What are the Granny Flat Regulations in California? - Maxable - https://maxablespace.com/granny-flat-regulations-in-california/
13. San Bernardino ADU Information - https://symbium.com/research/california-adu/sanbernardino
14. New ADU Laws California 2023 : Everything You Need to Know - BFPM - https://bfpminc.com/new-adu-laws-california-for-2023-everything-you-need-to-know/
15. PDF - https://ternercenter.berkeley.edu/wp-content/uploads/2021/07/SB-9-Brief-July-2021-Final.pdf
16. Proposition 19 Base Year Transfer Guidance Questions and Answers - https://www.boe.ca.gov/proptaxes/pdf/lta21019.pdf
17. Chapter 15.14 SUPPLEMENTAL RESIDENTIAL REGULATIONS - https://www.codepublishing.com/CA/AlisoViejo/html/AlisoViejo15/AlisoViejo1514.html
18. F:\Josie\SBMC Backup\TITLE 15.wpd - https://cdnsm5-hosted.civiclive.com/UserFiles/Servers/Server_17442462/File/Government/Department/Community & Economic Development/Code Enforcement/Single-Family/TITLE_15.pdf
19. New Housing Laws in California 2024: Your Complete Guide - BFPM - https://bfpminc.com/new-housing-laws-in-california-everything-you-need-to-know/
20. PDF - https://www.hcd.ca.gov/housing-elements/docs/san_bernardino_cou_5th_adopted070314.pdf

‍