Luftfartstjenesteudøverne sikrer, at deres talekommunikationssystemer med en kanaladskillelse på 8,33 kHz åbner mulighed for en operationelt acceptabel talekommunikation mellem flyveledere og piloter inden for den tildelte operationelle dækning.
Air navigation service providers shall ensure that their 8,33 kHz channel spacing voice communication systems allow an operationally acceptable voice communication between controllers and pilots within the designated operational coverage.