Originally Posted by
EUops
It's not guaranteed you'll get it, it depends on the traffic load, but the military GAT flights at that level is such a small percentage that usually the ATC can accommodate their request.
it happened to me twice last month over France. On initial contact with the French ATC, the first question was: are you RVSM approved? Our answer was negative so they instructed Us to descend to FL280. We were cruising at FL400.....we arrived to AAR stretching our fuel.