Hmmmmm! No federal funding?
“...unless given an explicit court order”
If I was in charge, ICE would get a sympathetic judge to issue court orders, either ad hoc or en masse, as needed.
In other venues, I believe this has simply led to ICE making raids on likely public venues.
This action makes their cities less secure and increases invader anxiety.
Leave it to the virtue signalers to throw boomerangs.