UPDATE 9am:
The New England Highway has now reopened in both directions after being closed around five kilometres north of Segenhoe Road.
Diversions for light and heavy vehicles travelling between Scone and Muswellbrook have been lifted, while a reduced speed limit of 60 kilometres is in place.
EARLIER:
One person has died and two others have been injured in a 3-car accident at Aberdeen.
Police say the accident happened on the New England Highway about 5 kilometres north of the town at about 11.45pm on Sunday.
A 25-year-old man died at the scene while a man and woman from the others vehicles were airlifted to the John Hunter Hospital.
The highway remains closed in both directions with diversions in place.
