Jindabyne, this reason was given for the further delay on 30th November:
"The final report into the Shoreham air crash will not be published before Christmas as hoped, a spokesperson from the Air Accidents Investigation Branch has confirmed. On the first anniversary of the crash in August, it was announced that the final report would be delivered before Christmas, confirmed the spokesperson.
"But due to one party being consulted having now asked for an extension, the report will not be published until after Christmas..."
Shoreham Airshow tragedy report delayed - Shoreham Herald