California Historic Tax Credit Program Extended Five Years
The new law reforms how property owners access tax relief to prioritize housing creation and building rehabilitation.
Updated on Oct. 1, 2026 in Economic Policy

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Governor Gavin Newsom has signed the Historic Building Tax Relief Act into law, securing the state's historic tax credit program for another five years. The measure replaces a previous first-come, first-served allocation system to better focus on housing production and the repair of vacant properties.
Why it matters
Rehabilitating historic structures is often more expensive than new construction due to the need for specialized materials and structural upgrades. This extension ensures developers and owners have continued financial support to preserve these assets while addressing the state's housing needs.
The new law grants a 5-year extension to California's historic tax credit program, which was set to expire at the end of 2026. This change shifts the program away from a first-come, first-served model to prioritize the rehabilitation of vacant properties.
The players
Gavin Newsom
The current Governor of California who signed the new historic tax relief legislation into law.
Matt Haney
A California Assemblymember representing San Francisco who authored the Historic Building Tax Relief Act.
The details
Under the new mandate, AB 1265 reforms the allocation process to incentivize projects that focus on creating or preserving affordable housing units. Property owners must ensure that any rehabilitation project adheres to specific standards to maintain the historical character of the building. By easing the financial burden of specialized labor and structural requirements, the law aims to make historic preservation more viable for developers.
Timeline
October 1, 2026: The governor signed AB 1265 into law.
End of 2026: The prior version of the tax credit program was scheduled to expire.
Next five years: The duration for the newly extended tax credit program.
Money Landscape
This legislation marks a shift in how California approaches historic preservation by linking tax relief directly to current housing production goals. It provides a stable policy environment for property owners after the previous program faced an impending expiration.
Property owners planning historic renovations should review the new allocation standards to see if their projects qualify for priority status. Consult with a qualified tax professional to understand how these credits apply to your specific building rehabilitation plans.
The takeaway
The law provides a five-year window of financial certainty for those looking to rehabilitate historic structures while contributing to the state's housing stock. Property owners should monitor state guidance for the updated application process and specific eligibility requirements under the new rules.
Further reading
For more on state-level financial measures, visit the Economic Policy section.
Source note: This article includes information reported by Contra Costa News.
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Should the state provide tax incentives to convert historic buildings into new housing?








