Immigration enforcement, by contrast, relies on administrative warrants issued under authority granted by Congress in the Immigration and Nationality Act. Democrats now want ICE to use judicial warrants for arrests instead. Republicans argue that the backlash to those incidents is being used to justify sweeping policy changes that would undermine immigration enforcement nationwide. Layering a judicial warrant requirement on top of existing legal resistance would effectively shut deportations down altogether, Fahey argued. SCHUMER LAYS OUT ICE DEMANDS TO AVOID GOVERNMENT SHUTDOWNOverall, former administration officials like Fahey say Democrats’ demands are intended to look convincing on the surface but actually serve to undermine immigration enforcement.