Surrey Police referred the collision to the IPCC as it involved one of their officers.
The IPCC decided to oversee an externally-managed investigation, which is being carried out by Sussex Police.
Andrew Crabb will appear at Crawley Magistrates' Court on January 29.
More top news
The first British boxer to win an Olympic gold medal beat Andre Dirrell in Boston last night to fight his way into the history books.
The head of an international drug gang, which hid cocaine in children's presents, has been jailed for 15 years.
It's being called London's first modern contemporary art walk. And it begins today.