Originally Posted by
Hippy
ATC don't see the endurance. That part of the plan is not transmitted when the plan is filed. That part of the plan is only disseminated when overdue/SAR action needs to be taken.
Not that I would claim any in depth knowledge as to the precise reasons and authority for refusing FP`s, but had such a FP been stuck under my nose, my inclination would have been to turn it down on the basis that it lacked AAR data.