It is ATCEUC’s reaction when considering PRB’s “Advice on the Union-Wide
target ranges for RP4”. ATCEUC does not discuss the PRB’s probity and
willingness to produce qualitative results. The PRB worked to fulfil the task: studies
were made, experts gave their conclusions. Nevertheless, at the end of the
process, one step back is essential. A simple question shall be asked: is the final
result in line with what the ATM/ANS sector can deliver?
