California ADU Law Summary - California Code 65852.2
Look over the State ADU law 2-page Summary below. It underpins and prevails over your city's or county's ordinance if there are any contradictions. (Text in purple came into effect Jan 1, 2020.)
Housing and Community Development (HCD) administers the State ADU law. Their site has a good ADU overview and their ADU Guidelines offer local jurisdictions' interpretations of the law.
Housing and Community Development (HCD) administers the State ADU law. Their site has a good ADU overview and their ADU Guidelines offer local jurisdictions' interpretations of the law.
In the works- State Bills
State 2021 legislative cycle
These bills are just beginning their journey through committees where they will be amended and rewritten. Some will die before advancing to the main body for vote.
AB561 (Ting) Giving homeowners with less than 3 rental properties access to construction loans for ADU if home is owner-occupied.
AB1401 (Friedman) Reduce mandatory parking for smaller projects and projects near transit.
SB9 (Atkins) reintroduced from last cycle - mini-subdivision, bill allowing duplexes and properties with ADUs to split the lot into 2 separate parcels. Needs better language from last year, but "Is this the way your kids get their first home?"
SB10 (Wiener) Streamlines the approval process for all upzoned projects between 3-10 units in non-sprawl areas.If it has teeth, it may help missing middle in-fill housing as well as local jurisdictions doing upzoning ordiances.
SB477 (Wiener) Study the impacts of zoning on real estate
SB478 (Wiener) Establish minimums for planning tools like floor area ratios (FAR) and minimum lot that local jurisdictions may use.
SCA 2 (Allen, Wiener) would repeal an article of the State Constitution that prohibits the development, construction, or acquisition of a low-rent housing project until a majority elect to approve.
These bills are just beginning their journey through committees where they will be amended and rewritten. Some will die before advancing to the main body for vote.
AB561 (Ting) Giving homeowners with less than 3 rental properties access to construction loans for ADU if home is owner-occupied.
AB1401 (Friedman) Reduce mandatory parking for smaller projects and projects near transit.
SB9 (Atkins) reintroduced from last cycle - mini-subdivision, bill allowing duplexes and properties with ADUs to split the lot into 2 separate parcels. Needs better language from last year, but "Is this the way your kids get their first home?"
SB10 (Wiener) Streamlines the approval process for all upzoned projects between 3-10 units in non-sprawl areas.If it has teeth, it may help missing middle in-fill housing as well as local jurisdictions doing upzoning ordiances.
SB477 (Wiener) Study the impacts of zoning on real estate
SB478 (Wiener) Establish minimums for planning tools like floor area ratios (FAR) and minimum lot that local jurisdictions may use.
SCA 2 (Allen, Wiener) would repeal an article of the State Constitution that prohibits the development, construction, or acquisition of a low-rent housing project until a majority elect to approve.