Anti-commandeering doctrine, Fourth Amendment

Judge nixes Trump admin effort to ‘conscript local officials’ to cooperate with ICE in Michigan

https://lawandcrime.com/high-profile/judge-tosses-trump-admin-lawsuit-over-new-jersey-barring-ice-agents-from-entering-accessing-or-using-nonpublic-areas-of-state-property-for-immigration-enforcement/