California Signed New Housing Laws for Townhomes
The package of bills aims to speed up construction of starter homes and accessory dwellings across the state.
Updated on Oct. 7, 2026 in Residential
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Governor Gavin Newsom signed a series of housing bills in October 2026 designed to streamline development across California. The new laws target increased density by cutting red tape for townhomes and accessory dwelling units.
Why it matters
By removing bureaucratic hurdles and exempting certain projects from lengthy environmental reviews, the legislation intends to boost the state's housing inventory. This shift aims to address affordability by encouraging more diverse housing types beyond traditional single-family homes.
The Missing Middle Townhome Act allows by-right approval for townhome projects up to 150 units, while ADUs under 750 square feet are now exempt from impact fees. Additionally, new mandates require seven large cities to set transit hub height minimums reaching 450 feet.
The players
Gavin Newsom
The Governor of California who signed the package of housing bills into law.
Matt Haney
An Assemblymember who previously released statements regarding the transit district legislation.
The details
The legislation establishes a 60-day ministerial approval timeline to prevent projects from stalling in local permitting offices. By bypassing California Environmental Quality Act reviews for eligible townhome developments, the state allows builders to move through construction phases more quickly. Furthermore, the transit hub requirements force major urban centers to adjust zoning to allow for significantly taller structures, prioritizing density near public transportation.
Timeline
2024: A Zoning Atlas analysis mapped residential land use.
April 2026: Assemblymember Matt Haney discussed provisions for AB 2074.
September 30, 2026: Governor Newsom officially signed the housing package.
The Home Front
This legislation directly addresses the scarcity identified by the 2024 Zoning Atlas analysis, which showed 95% of land is restricted to single-family homes. The state is now mandating a shift toward higher-density options to modernize housing stock and lower cost barriers.
Homeowners interested in building or adding an accessory dwelling unit should verify their local impact fee status, as those under 750 square feet may now qualify for exemptions. Consider checking with your city's planning department to see how transit hub designations might alter development potential in your neighborhood.
The takeaway
The state has cleared a faster path for townhomes and smaller accessory units to help address the housing shortage. If you are planning a renovation, track your local municipality's updates to these zoning laws to see if your property qualifies for the new, expedited approval timelines.
Further reading
For more information on market trends and updates, visit our Residential section.
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Do you support loosening local zoning laws to allow for more diverse housing types?
