Police have shot a man in dramatic circumstances after their van was rammed at Greenvale.

Deep skid marks have been left in the grass along Providence Road, where the shootout unfolded in the early hours of this morning.

It’s believed a police van was rammed by a dark-coloured Nissan Navara when officers arrived just after 4.40am.

It’s understood shots were fired, prompting police to fire back and hit a man aged in his 20s.

He’s been taken to hospital under police guard with serious injuries to his upper body.

A second man has also been arrested.

No police were seriously injured.

Investigators are still working to establish the exact circumstances surrounding the incident.

A Nissan Navara, believed to be the vehicle involved in the incident, was found burnt out in Elphinstone Street, Greenvale.

Police are still working to establish if further offenders were involved in those incidents.

Click PLAY to hear Ross and John cross live to Nine News reporter Sam Cucchiara at the scene

Anyone with information is urged to contact Crime Stoppers on 1800 333 or submit a confidential crime report at crimestoppers.com.au