Two bodies were recovered on Monday after police searched the Beaminster Tunnel which was closed because of a landslip.
A man has been named locally as Michael Rolfe, the other victim was named as Rosemary Snell from Misterton near Crewkerne in Somerset.
Dorset Police are now referring the Beaminster Tunnel landslip deaths to the Independent Police Complaints Commission.
Burglars have raided the home of Rosemary Snell who died in a landslide in Dorset
A man and woman who were found buried in a car under tons of mud in Beaminster Tunnel after a landslide have both been named.
It's believed Rosemary Snell from Misterton, was in a car with a friend when it was crushed by tonnes of mud during torrential rain.