He can follow Obama and use “executive orders”...
I have said for a couple years the only way to undo this is the same way it was done. Constitutionalists ant to pas some more laws or amendments that those in charge can ignore.
Suppose the FBI announced that, if You rob a bank and get away with the money we will not see you out, or if caught we will no prosecute you. Would you expect Bank Robberies to increase or decrease?