Motorist treated at the scene of Darling Downs crash

UPDATE: A 21-year-old Millmerran man has been treated at the scene of a single-vehicle crash by Queensland Ambulance Service for shoulder pain.

The incident happened about 2pm with emergency services attending the crash.

The QAS spokeswoman said the man, who had crashed into a tree, was already out of the vehicle when emergency services arrived.

He declined to be transported to hospital.

BREAKING: Emergency services are rushing to the scene of a single-vehicle crash on the Darling Downs.

The single-vehicle crash occurred on the Millmerran-Leyburn Rd between Millmerran and Leyburn about 2pm.

There are reports a motorist is trapped in the crash wreckage.

Emergency services from Millmerran and Leyburn are arriving on scene.