A fatal crash has closed State Highway 1 just north of Ruakaka.
Traffic is being diverted via Port Marsden Highway, Salle Rd and Marsden Point Rd.
The crash occurred about 3.40pm.
Police say the car was heading north when it rolled, ending up on its side partly across the southbound lane. No other vehicles were involved.
The driver and sole occupant of the car died at the scene.