That's a difficult policy question. NORAD is only in aerospace. From a maritime warning point of view, where we might see something wherever, if it is in the maritime domain, we have a mission to report to both national chains of command. So it would not apply. It would not stop the commander of NORAD from delivering the mission that has been given to him by virtue of the agreement.
On April 19th, 2016. See this statement in context.