Birdstrike involving a Cessna 550, VH-XDD, Cooma Aerodrome, New South Wales, on 29 August 1999

Flight control systems involving a Boeing 737-376, VH-TAV, Melbourne Aerodrome, Victoria, on 24 August 1999

Breakdown of co-ordination involving a Cessna 500, VH-SOU, 56 km south of Canberra VOR, Australian Capital Territory, on 11 July 1999

Abnormal engine indications involving a Short SD360-300, VH-SUF, 28 km north-north-west of Maroochydore/Sunshine Coast Aerodrome, Queensland, on 8 June 1999

Oil system event involving an Aerospatiale SA.365C-1, VH-PVA, 11 km north-east of Epping, Victoria, on 18 August 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

ACAS warning involving a Boeing 767-277, VH-RMH and Boeing 737-476, VH-TJQ, 15 km north-north-west of Sydney Aerodrome, New South Wales, on 6 April 1999

Collision with terrain involving a Cessna 402C, VH-UBB, Gove Aerodrome, Northern Territory, on 5 April 1999

Runway incursion involving a Cessna 172M, VH-MGZ and Cessna 172RG, VH-CSH, Canberra Airport, Australian Capital Territory, on 11 April 1999

Airspace incursion involving a McDonnell Douglas F/A-18A, 370 km north-north-west of Perth Airport, Western Australia, on 28 March 1999