Fairchild SA227-DC, VH-DMO, 2 km north-north-east of Latrobe Valley Aerodrome, on 25 July 1999
Transponder related between a Boeing 747-438, VH-OJB and Tupolev KGA515, Lajak, on 17 July 1999
Breakdown of co-ordination involving a Cessna 500, VH-SOU, 56 km south of Canberra VOR, Australian Capital Territory, on 11 July 1999
Collision with terrain, Eagle Aircraft Pty Ltd 150B, VH-EAD, Avalon Aerodrome, Victoria, on 10 July 1999
Loss of separation involving a Boeing 737-300, ZK-FDM and Airbus A320-211, VH-HYF, 13 km east-north-east of Sydney Aerodrome, New South Wales, on 5 July 1999