Restrictions on registering international names, none for 2nd level registrations; 3rd level registrant must be resident of British Indian Ocean Territory.

Trademarks are assigned through the Intellectual Property Office Information Centre. British Indian Ocean Territory is a member of the Madrid Protocol and trademark registration and enforcement is controlled by the United Kingdom. A trademark is valid for 10 years and may be renewed for further periods of 10 years each.A trademark registered in the British India Ocean Territory includes protection in the following territories: United Kingdom, Isle of Man and Falkland Islands.