Its geographical area of responsibility varied but generally covered all of modern Wales and the Welsh Marches of Shropshire, Herefordshire, Worcestershire, Cheshire and Gloucestershire.
[5] In 1457, King Henry VI created for his son, Prince Edward, a council to rule Wales and the Marches, Cheshire, and Cornwall.
King Edward had recently been restored to the monarchy during the Wars of the Roses, and he and his allies controlled most of the marcher lordships within and adjoining Wales.
It administered the law cheaply and rapidly; it dealt with up to twenty cases a day and George Owen stated that the 'oppressed poor' flocked to it.
It was to hear all suits, civil and criminal, which were brought by individuals too poor to sue at common law; it was to try all cases of murder, felony, piracy, wrecking, and such crimes as were likely to disturb the peace; it was to investigate charges of misgovernment by officials and the false verdicts of juries; it was to enforce the laws against livery and maintenance, to punish rumour mongers and adulterers, and to deal with disputes concerning enclosures, villein service, and manorial questions; it heard appeals from the common law courts; and it was responsible for administering the legislation dealing with religion.
[2] It had charge of the public health response to the 1551 outbreak of sweating sickness in Shrewsbury, and appointed Dr John Caius to minister to it.