Minnesota attorney general: Law enforcement can’t keep people in custody on ICE detainers

The opinion says honoring ICE holds could result in “significant civil liability” for MN law enforcement.

The Minnesota Star Tribune
February 7, 2025 at 7:45PM
Attorney Keith Ellison speaks about filing a lawsuit against the Trump administration after Trump’s executive order freezing federal funds and grant at the YMCA in St. Paul, Minn., on Tuesday, January 28, 2025. ] RENEE JONES SCHNEIDER • renee.jones@startribune.com (Renée Jones Schneider/The Minnesota Star Tribune)

Local law enforcement in Minnesota can’t legally hold people in jail for the sole purpose of turning them over to federal immigration authorities, according to an opinion from state Attorney General Keith Ellison this week.

As agents for U.S. Immigration and Customs Enforcement (ICE) carry out President Donald Trump’s deportation orders, sweeping across the country in search for people who may be here without legal status, Ellison says Minnesota law and the U.S. Constitution prohibit keeping people in custody on federal immigration detainers if they would otherwise be released.

The formal legal opinion, dated Thursday, comes in response to a Jan. 13 letter from Ramsey County Attorney John Choi, which asked Ellison’s office for guidance on the law when it comes to honoring ICE detainers — requests to hold suspects for up to 48 hours longer than they would otherwise be kept in custody so an agent can pick them up.

ICE’s website says these detainers are critical for public safety and “also conserve scarce government resources and taxpayer dollars.”

Both Choi’s office and the Minnesota Supreme Court have previously found the practice to be illegal. In 2019, officials from Nobles County challenged the latter decision, and a Court of Appeals judge affirmed it.

According to Ellison’s analysis, continued detention of a person who would otherwise be released legally constitutes an “arrest,” and “neither Minnesota law nor federal law gives state and local officials the authority to arrest someone based on an immigration detainer.” Honoring ICE holds could be a violation of the person’s Fourth Amendment right to be free from unreasonable search and seizure, the opinion says.

“Minnesota law enforcement agencies risk significant civil liability if they enforce immigration detainers,” Ellison writes.

Several local law enforcement agencies chose not to comment or didn’t reply to a request for a response to the opinion.

The opinion from Ellison, a Democrat and former congressman, is one of several actions his office has taken recently regarding policies of the Trump administration. On Friday, he filed a federal lawsuit, along with attorneys general from Washington and Oregon, to stop Trump’s executive order to end federal funding to medical institutions providing gender-affirming care to transgender people under the age of 19.

Ellison joined a coalition of 12 attorneys general in releasing a statement denouncing the decision by the U.S. Treasury to grant Elon Musk and his colleagues access to Americans' private information.

Ellison was also among the group of 18 state attorneys general that sued to block Trump’s executive order attempting to end birthright citizenship. A federal judge has put that attempt on indefinite hold while strongly questioning its constitutionality.

about the writer

about the writer

Andy Mannix

Minneapolis crime and policing reporter

Andy Mannix covers Minneapolis crime and policing for the Minnesota Star Tribune.

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