Petaluma Council Passed Immigration Cooperation Limits
The city council unanimously approved a new policy restricting city cooperation with federal immigration agencies.
Updated on Oct. 13, 2026 in Immigration

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On September 28, 2026, the Petaluma City Council voted unanimously to adopt a resolution limiting local cooperation with Immigration and Customs Enforcement (ICE). The measure aims to protect the constitutional, civil, and human rights of community members while ensuring continued access to public services.
Why it matters
The policy seeks to maintain public trust and provide clear guidelines for city staff regarding their interactions with federal immigration enforcement. By establishing database safeguards and restricting access to non-public areas, the city intends to ensure all residents can utilize local services without fear.
The council approved a 10-page resolution modeled after California Senate Bill 580. All city agencies and local governments are required to implement the state guidelines by January 1, 2027.
The players
Petaluma City Council
This local governing body manages municipal affairs, sets city policy, and represents the interests of Petaluma residents.
Immigration and Customs Enforcement
This federal law enforcement agency is responsible for the investigation, detention, and deportation of individuals who violate immigration laws in the United States.
The details
The resolution prohibits federal agents from accessing non-public areas of city property without a judicial warrant or court order and limits voluntary information disclosure. City staff will also install new signage to clearly designate public and non-public zones on city property.
Timeline
July 6, 2026: Residents requested that city leaders enact a non-cooperation policy.
September 28, 2026: The City Council passed the resolution.
October 2026: Signs designating public and non-public areas will be installed.
January 1, 2027: Deadline for implementing state guidelines from California Senate Bill 580.
Political Context
Opponents often argue that such policies create conflict with federal authorities and complicate local law enforcement's ability to coordinate on cross-jurisdictional public safety issues. Critics suggest that limiting voluntary assistance could impact the overall efficacy of inter-agency cooperation on regional security.
Residents can expect to see new signage on city property designating public and non-public zones in the coming weeks. This policy ensures that individuals can interact with local services without the involvement of federal immigration agencies unless legally mandated.
The takeaway
This measure reflects a growing trend among local governments to establish clear boundaries between municipal services and federal enforcement activities. Residents should note that the policy is designed to maintain consistent access to public facilities while adhering to state-mandated guidelines.
Further reading
Learn more about the latest developments regarding Immigration policy.
Source note: This article includes information reported by Petaluma Argus-Courier.
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