Police have been told about 1.30pm, the male was riding along the Kings Highway, near Captains Flat Road, Carwoola, when the bike left the roadway and crashed into a street sign.

He was treated at the scene before being taken to Canberra Hospital in a critical condition, where he later died from his injuries.

He is believed to be a 71-year-old.

Officers from Monaro Police District attended and commenced an investigation into the circumstances surrounding the crash.

A report will be prepared for the information of the Coroner.