The manual describes the basic principles, timeframes and working procedures. It should be considered as an operational attachment to the EUROCONTROL Network Operations Handbook, but it will be maintained independently.
Caution
In case of conflict or contradiction of data between this manual and the EUROCONTROL European Route Network Implementation Plan (ERNIP) Part 3 - Airspace Management (ASM) Handbook - the ERNIP is the reference and this manual should be aligned. Deviation could be accepted as FTIs only.