Originally Posted by
mm_flynn
On that basis the CAT driver with his ATPL does not have a right to enter.....
Yep, that's correct, though he will have been cleared to enter some time before. The closest thing to a 'right' the ATPL or PPL has is to declare an emergency and enter - but even that's a privilege.
You catch more flies with honey than vinegar. So do as DFC suggests and play it nicely.