This is in Lowell, Massachusetts.
The administration and the ICE had better act on this issue quickly, to prevent more lil' rebels like Marian Ryan from gaining traction.
I don't see how any courthouse at any level of state government in any state could legally bar agents of the federal government from entering such premises.
And if they try, the feds should FORCE themselves in, with weapons drawn if necessary.
If the locals have the firepower to back 'em off under such circumstances -- well, so be it.