Major Collision Investigation Unit detectives are investigating a fatal motorcycle crash near Rushworth on Saturday, August 23.
Emergency services responded to reports a motorcyclist had crashed into a tree near the intersection of Carag and Rushworth-Girgarre Rds about 3.40pm.
The rider died at the scene.
Patrolling police allegedly observed the motorcycle being ridden erratically on Rushworth-Gigarre Rd about five minutes before the crash.
Officers attempted to intercept the rider, but the rider sped off and police did not pursue the motorcycle.
The exact circumstances surrounding the crash are yet to be established and the investigation is ongoing.
Professional Standards Command will have oversight of the investigation, as is standard procedure with a fatal collision following recent police contact.
Anyone who witnessed the incident, has CCTV/dashcam footage or any information that could assist police is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at crimestoppersvic.com.au