The Northern Territory road toll has risen following a fatal crash on Saturday, 31 March.

The single-vehicle crash occurred around 12:30pm yesterday on the Kakadu Highway. There were seven occupants in the vehicle at the time.

As a result of the crash, three people passed away. Four others were conveyed from the scene to receive medical attention for their injuries.

Investigations are ongoing as to what caused the crash.

The three deaths bring the road toll to 15.