No Planning Zones and Flight Plan Buffer Zones guidance withdrawn

SARG Policy 129 which provided guidance for establishment and change of No Planning Zones (NPZs) and Flight Plan Buffer Zones (FBZs) has been withdrawn.

With the issue of SARG Policy 133: Policy for the Establishment and Operation of Special Use Airspace, and amendments made to the European Route Network Improvement Plan Part 1, SARG Policy 129 is no longer required and has been withdrawn with immediate effect.