Emergency vehicles are at the scene of a single car crash on Tumbarumba Rd between Rosewood and the Hume Highway.

A NSW Ambulance spokesperson said it appeared a car had gone into a tree in Kyeamba.

"We have got four units on scene and they have called for a helicopter," they said.

"The patient is trapped by compression.

"It's a male in his late twenties with head and facial injuries, neck and back pain."

The spokesperson said it appeared the man was still trapped and emergency services are guiding the helicopter to land.

A NSW Police spokesperson they were called to the scene just before 6.30am.

"It looks as though a car has gone into a tree and the male driver was trapped," they said.

"He's being released now and being put into a helicopter."

NSW Fire and Rescue zone commander Stewart Alexander said about eight firefighters from the Tumbarumba station were on scene executing a complex rescue plan.

"They are working with the other agencies to do their best for the person trapped in the vehicle and get them out," he said.

Drivers have been asked to exercise caution in the area.

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