A man has been charged after a fatal crash near Busselton on Thursday evening.

About 7.30pm, a Ford Falcon sedan was driving on Bussell Highway when it crossed onto the wrong side of the road and into the path of a semi-trailer.

The car crashed into the semi-trailer, causing it to leave the road and roll.

The driver, believed to be in his 70s, died as a result of the crash.

The 55-year-old driver of the other car was taken to hospital with minor injuries, but was later charged with one count of dangerous driving occasioning death.