Old Cat C and Cat D insurance write-off categories explained

In October 2017, new insurance write-off categories were introduced. These Cat N and Cat S classifications were introduced to replace the existing Cat C and Cat D designations.
However, a scan of the classified adverts reveals that while newly written-off cars are no longer classified as Cat C or Cat D, there are still plenty of cars for sale that still carry the old Category C and Category D labels. In this article, we explain what these two insurance write-off categories mean, and wh