In short, SCOTUS told federal district judges that they could still block Trump's birthright citizenship order from going into effect nationwide if they followed "proper legal procedures" in a national class action case. That is what Laplante did in this case. He blocked Trump's order in a well-reasoned ruling that was well-grounded in Rule 23.

A federal judge used an exception to overcome the Supreme Court's recent ruling that restricted the ability of judges to block this and other policies nationwide.