AMC1 ORO.GEN.160 Occurrence reporting
CAA ORS9 Decision No. 1
(a) The operator should report all occurrences defined in AMC 20-8, and as required by the applicable national rules implementing Regulation (EU) No 376/2014 on occurrence reporting in civil aviation.
(b) In addition to the reports required by AMC 20-8 and Regulation (EU) No 376/2014, the operator should report volcanic ash clouds encountered during flight.