States of Guernsey Police Service special constables carry out the duties of a traffic warden, but have certain police powers in respect of traffic control (For example traffic control around school areas at peak times). States of Guernsey Police Service The States of Guernsey Police Service, known generally as the Guernsey Police, is the Police service for the Bailiwick of Guernsey, a jurisdictional sub-group of Crown Dependencies within the Channel Islands. The Service's enforcement jurisdiction extends across the entire Bailiwick and encompasses the Islands of Guernsey, Alderney, Herm, and Sark. In common with many communities, a historical development of parish constables formed the system of
States of Guernsey States of Guernsey The States of Guernsey () is the parliament of the British Crown dependency of Guernsey. Some laws and ordinances approved by the States of Guernsey also apply to Alderney and Sark (the other component parts of the Bailiwick of Guernsey) as "Bailiwick-wide legislation" with the consent of the governments of those islands. All enactments of the States of Guernsey apply to Herm as well as Guernsey, since Herm is wholly owned by the States of Guernsey. When constituted as a legislature, it is officially called the "States of Deliberation". When constituted as an electoral college, it is