California 2025-2026 Regular Session

California Assembly Bill AB2127

Introduced
2/18/26  
Refer
3/19/26  
Report Pass
3/19/26  
Refer
3/23/26  
Report Pass
4/6/26  
Refer
4/7/26  
Report Pass
4/15/26  
Refer
4/15/26  
Report Pass
4/23/26  
Refer
4/23/26  
Report Pass
5/6/26  
Engrossed
5/14/26  
Refer
5/14/26  

Caption

Accessory dwelling units: private sewage disposal systems.

Impact

If enacted, AB 2127 would impose new requirements on local agencies regarding the approval processes for ADUs. Local health officers are restricted from withholding approval based on minimum lot size requirements if the sewage systems function according to the standards set by the State Water Resources Control Board. This approach not only facilitates the development of ADUs in areas with existing sewage systems but also mandates that local governments recognize properly functioning systems and not impose unnecessary hurdles that could inhibit housing developments.

Summary

Assembly Bill 2127, introduced by Assembly Member Johnson, seeks to amend Section 66314 of the Government Code concerning accessory dwelling units (ADUs) and their relation to private sewage disposal systems. The bill explicitly prohibits local agencies from denying the establishment of ADUs solely because the lots in question are served by private sewage systems. This stipulation is aimed at enhancing the flexibility and availability of housing in various jurisdictions, particularly where public sewer systems may be absent.

Sentiment

The sentiment surrounding AB 2127 appears to be focused on the need for increased housing options and less bureaucratic hindrance. Supporters argue that the bill would likely inspire more diversity in housing, addressing issues such as housing shortages in regions where local governments might previously have been overly restrictive. However, some concerns are raised regarding potential implications for public health and safety if individual sewage systems are not adequately monitored and maintained.

Contention

There are notable points of contention regarding this bill. Critics may argue that loosening regulations on ADUs, particularly in areas reliant on private sewage disposal systems, could lead to public health risks and environmental impacts if not properly controlled. The lack of required reimbursement for local agencies under the bill could also be a point of controversy, potentially burdening local governments with additional responsibilities without financial support. This complexity highlights the ongoing debate over local versus state control in housing regulations.

Companion Bills

No companion bills found.

Previously Filed As

CA SB543

Accessory dwelling units and junior accessory dwelling units.

CA SB1117

Accessory dwelling units and junior accessory dwelling units.

CA HB2928

Accessory dwelling units; requirements

CA AB1154

Junior accessory dwelling units.

CA HB05507

An Act Promoting The Development Of Accessory Dwelling Units.

CA AB462

Land use: accessory dwelling units.

CA HB05288

An Act Concerning Utility Connections For Accessory Dwelling Units.

CA SB9

Accessory Dwelling Units: ordinances.

CA SB1196

Accessory dwelling units and junior accessory dwelling units: electrical service connections.

CA SB1183

Accessory dwelling units; fire sprinklers

Similar Bills

CA AB1154

Junior accessory dwelling units.

CA SB9

Accessory Dwelling Units: ordinances.

CA AB956

An act to amend Section 50515.

CA SB543

Accessory dwelling units and junior accessory dwelling units.

CA AB1055

Accessory dwelling units: proof of residential occupancy requirements.

CA SB1117

Accessory dwelling units and junior accessory dwelling units.

AZ HB4028

Accessory dwelling units; requirements

AZ SB1183

Accessory dwelling units; fire sprinklers