A driver remains in hospital after a serious vehicle rollover at Myalla in North West Tasmania overnight.

Police and emergency services were called to Scotts Road just before 11pm Wednesday 2 July after reports a car had rolled down an embankment.

The driver and sole occupant of the vehicle was transported to the North West Regional Hospital with serious head injuries.

Investigations into the cause of the crash are ongoing.

Anyone with information should contact police on 131 444 or Crime Stoppers anonymously on 1800 333 000 or online at crimestopperstas.com.au