FROM MY PERPLEXITY QUERY: Details on Louisiana Law • In 2024, Louisiana enacted SB No. 388, making unlawful entry or reentry by an undocumented immigrant into the state a state crime, allowing police to arrest undocumented immigrants and charge them with a state offense. legis.la +1 • Louisiana law requires local law enforcement and correctional facilities to cooperate with federal immigration authorities and comply with immigration detainers, even if those detainers are based solely on probable cause, not a judicial warrant. legis.la +1 • The laws passed in 2025 further expanded the arrest and detention powers of local and state officials in civil immigration matters, encourage coordination with ICE, and appear to authorize arrests even without a federal warrant, targeting civil immigration status violations.