Now, that may not make sense if the law is being obeyed, but the democrat party quit worrying about messy details like that a long, long, time ago.
Regards
The $20 billion was a gift to King Obama strongarm push. It does not stop both legal and civil court action by the King. BP will be sued to the hilt after the money runs out and that will be soon. Our King will make sure that any union claims will be overpaid. He needs the votes.