Emergency services were called to a farm in far north Queensland after a tractor incident Tuesday morning.
Reports indicate a man was run over by a tractor while working on his farm, south of Cairns.
The incident happened shortly before 11am.
Farming is the second most dangerous occupation in Australia.
Safe Work Australia figures show over the 10 years to 2016, the majority (71 per cent) of fatalities in the Agriculture industry involved a vehicle.
Of these fatalities, 78 involved a tractor, 61 involved a quad bike and 42 involved a ute, car or van. For a further 28 of the fatalities, the deceased worker was killed by a vehicle while on foot.