Transport in the Isle of Man operational on 1 May 2007. The register is open to all non-commercial aircraft and is intended to be of particular interest to professionally flown corporate operators. As of November 2012 a total of 537 corporate and private aircraft had been registered. There are ports at Castletown, Douglas, Peel, Port St Mary and Ramsey. Douglas is served by frequent ferries to/from England and occasional ferries to/from Ireland; the sole operator is the Isle of Man Steam Packet Company, with exclusive use of the Isle of Man Sea Terminal and the Douglas port linkspans under the conditions of the user agreement with
Isle of Man Constabulary (NPTs). Northern NPT covers the North of the island: Ramsey, Andreas, Bride, Ballaugh, Lezayre, Maughold, Jurby. Western NPT covers Patrick, German, Michael, and Peel. Southern NPT covers the airport, Ballasalla, Castletown, Port St Mary, and Port Erin. Eastern NPT covers Braddan, Laxey, Lonan, and Onchan. Douglas NPT covers the borough of Douglas. Each NPT is controlled by an inspector who has established a partnership with the local community to help solve issues affecting the local area. A major event for the force is the annual TT races. The constabulary's headquarters are in Douglas. The present Chief Constable is Gary Roberts.