IL HB4685

Creates a new criminal offense of "unlawful restraint for civil immigration enforcement" in Illinois, targeting individuals who detain, forcibly transfer, or use deceit to move another person for civil immigration purposes without express legal authority from a federal immigration agent

Prohibits detaining another person for civil immigration enforcement, using force or threats to transfer someone for detention, or using deceit/enticement to induce someone to relocate with intent to detain them

Classifies violations as a Class 4 felony, elevated to a Class 3 felony if a deadly weapon is used during the detention or transfer

Exempts federal immigration agents (ICE, Customs and Border Protection, or successor agencies) from prosecution under this statute

Defines "civil immigration enforcement" as non-criminal arrests or detentions, explicitly excluding enforcement of federal criminal charges or criminal warrants