Alderney Border Agency. In addition to the transferred services, both the UK and Guernsey may legislate on other matters with the consent of the States of Alderney. The Court of Alderney exercises unlimited original jurisdiction in civil matters and limited jurisdiction in criminal matters. The Court sits with a Chairman (the Judge of Alderney) and at least three of the six Jurats. Appeals are made to the Royal Court of Guernsey, which also exercises some original jurisdiction in criminal matters in Alderney, and thence to the Judicial Committee of the Privy Council. For taxation purposes, Alderney is treated as if it
Bailiwick of Guernsey was introduced above the "fiefs" and below the "Eschequier" Court in Rouen and comprised the Bailiff and four Knights; the court heard appeals and tried criminal cases. Otton de Grandson, then the Governor of the Islands, delegated the civil powers to two separate bailiffs for Guernsey and Jersey before he went on the Second Crusade to the Holy Land in 1290. This can be assessed as the date of first creation of the two Bailiwicks. Situated around , Alderney, Guernsey, Herm, Sark, and some other smaller islands together have a total area of and coastlines of about . Elevation varies