The Crown Court also hears appeals against conviction and sentence from magistrates.
[1] There are 91 locations in England and Wales at which the Crown Court regularly sits.
Circuit judges and recorders sit at all three tiers, hearing 88% and 10% of the cases respectively.
Previously, criminal cases that were not dealt with by magistrates were heard by assizes and quarter sessions, in a system that had changed little in the preceding centuries.
England is divided into six regions by HMCS (London, Midlands, North East, North West, South East and Western), with the whole of Wales forming a seventh region.