As I understand it, the problem isn't with the Dutch CAA, it's with their regulatory people who live in a different government department.
All Dutch GA organisations and their CAA agree that the current regulatory view is unreasonable; hopefully the situation will improve after discussions with other NAAs. But it seems that a civil jet display team were refused entry into Dutch airspace due to this wooden-footed, wooden-headed attitude towards foreign-registered Annex II aircraft....