The driver who died in a crash involving a tanker and a car on the A272 between Uckfield and Newick on April 2, has been named.
He was William Swanson, known by his family and friends as Iain, 80, from Bracken Way, Broad Oak, near Heathfield.
Emergency services were called to the scene but the driver of the Renault Megane involved had died from his injuries. The tanker driver was unhurt.
The road remained closed in both directions for several hours while the tanker was removed and officers investigated what happened.
Diversions were in place and drivers were asked to avoid the area.
Police would like to hear from anyone who witnessed the collision or has any information to email firstname.lastname@example.org call 101 quoting Operation Southall.