Airborne collision involving Beechcraft V35-MK2 (BONANZA), VH-CAG and Blanik L13 A1, VH-GXO, Tocumwal, New South Wales, on 2 November 1990
Cessna 402-C, VH-TZH, Hermannsburg, Northern Territory, on 1 November 1990
Air Tractor AT301, VH-FEI, 10 km north-east of Griffith, New South Wales, on 1 November 1990
Schweizer G-164B, VH-LCI, 54 km north-west of Finley, New South Wales, on 1 November 1990
Boeing 727-277, VH-ANA, 111 km north-east of Melbourne, Victoria, on 31 October 1990
Cessna A188B-A1, VH-JSU, "Dalmar" 18 km north of Orange, New South Wales, on 30 October 1990
Cessna 210 L, VH-IBJ, Lilydale, Victoria, on 28 October 1990
Moyes GTR 162, O'Reilly's Mountain (35 km west of Brisbane), Queensland, on 27 October 1990
Cessna A150 K, VH-RDJ, Point Cook, Victoria, on 27 October 1990
Engine malfunction involving De Havilland DHC-2/A1, VH-AAX, Somersby, New South Wales, on 26 October 1990
Robinson R22B, VH-RBO, 15 km south-east of Mangalore, Victoria, on 26 October 1990
Wirestrike involving Rockwell S2R, VH-DQI, Tawarri' 10 km south-east of Deniliquin, New South Wales, on 25 October 1990