Remember: you are only legally obliged to follow a judicial warrant, signed by a judge, if ICE tries to arrest an undocumented immigrant. They will often show you a DHS warrant and try to convince you that it’s sufficient- they’re lying, which they are legally allowed to do. Learn what the two different warrants look like and a lot more useful information at the ACLU’s Know Your Rights page.
This is a DHS warrant which you are not legally obliged to follow:
This is a judicial warrant which you are legally obliged to follow: