California 2025-2026 Regular Session

California Assembly Bill AB399

Introduced
2/4/25  
Refer
2/18/25  
Report Pass
3/25/25  
Refer
3/25/25  
Refer
4/9/25  
Report Pass
5/23/25  
Engrossed
6/2/25  
Refer
6/3/25  
Refer
6/11/25  
Report Pass
6/24/25  
Refer
6/25/25  
Refer
7/7/25  
Report Pass
8/29/25  
Enrolled
9/8/25  
Enrolled
9/8/25  

Caption

An act to add Sections 30100.3 and 30237 to the Public Resources Code, relating to coastal resources.

Impact

If enacted, AB 399 would have a substantial effect on existing environmental regulations and practices related to coastal development in California. It would integrate new requirements regarding blue carbon projects into the permitting process for coastal development, thereby steering resources and investment towards habitat restoration initiatives. The bill is expected to assist in meeting California's ambition to conserve at least 30 percent of the state’s land and coastal waters by 2030 while simultaneously tackling greenhouse gas emissions through improved ecosystem management.

Summary

Assembly Bill 399, introduced by Assembly Member Boerner, aims to enhance California's efforts in combating climate change through the implementation of blue carbon demonstration projects. These projects focus on the restoration of coastal wetlands, subtidal, intertidal, and marine habitats, enabling the state to demonstrate and quantify their carbon sequestration potential. The bill outlines that applicants of nonresidential projects, which impact coastal resources, may be mandated to build or contribute to such blue carbon projects as a form of mitigation. This legislative initiative is aligned with California's broader climate goals, including reducing carbon emissions significantly by 2030 and 2050, respectively.

Sentiment

The public and legislative sentiment around AB 399 appears to be largely favorable among environmental groups and proponents advocating for climate action. Supporters argue that the bill could serve as a significant step toward enhancing coastal resilience and robust carbon management strategies. However, there might be concerns among certain stakeholders about the potential regulatory burden on developers and the implications of additional requirements added to the existing coastal permitting processes. The necessity of balancing economic development with environmental protection encapsulates the ongoing debate related to this bill.

Contention

As AB 399 proceeds through the legislature, notable points of contention may arise, particularly regarding the balance of ecological restoration efforts with the interests of developers. While environmentalists may emphasize the urgent need for habitat restoration for climate benefits, some may argue against the added compliance costs and potential delays in project timelines imposed by the bill. The involvement of various state agencies, including the California Coastal Commission and State Air Resources Board, in monitoring and consultation processes will be crucial to address any concerns as the bill evolves.

Companion Bills

No companion bills found.

Previously Filed As

CA SB741

An act to amend Section 75230 of the Public Resources Code, relating to transportation, and making an appropriation therefor.

CA AB14

Coastal resources: Protecting Blue Whales and Blue Skies Program.

CA AB2051

An act to add Division 20.8 (commencing with Section 30990) to the Public Resources Code, relating to public resources.

CA SB484

Coastal resources: coastal development permits: infill area categorical exclusion.

CA AB1740

An act to amend Section 30610.91 of, and to add Section 30512.5 to, the Public Resources Code, relating to coastal resources.

CA SB963

An act to add Sections 30628 and 30629 to the Public Resources Code, relating to coastal resources.

CA SB1229

Coastal resources: coastal development permits: disaster exemption.

CA AB608

Coastal resources: local coastal program: submission.

CA AB357

Coastal resources: coastal development permit application: higher education housing project.

CA AB2373

The California Coastal Act: local coastal program: sea level rise plan: neighborhood-scale adaptation approach.

Similar Bills

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AN ACT to amend Tennessee Code Annotated, Title 29; Title 38 and Title 50, relative to liability for actions of demonstrators.

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