The Turks and Caicos Islands (TCI) is a British Overseas Territory. This means that while the islands are self-governing in many aspects of their internal affairs, they remain under the ultimate sovereignty and jurisdiction of the United Kingdom. The British monarch is the head of state, represented locally by a Governor. However, despite being British, the islands have a very strong American influence: the official currency is the U.S. Dollar, and the vast majority of tourists arrive from the United States. Additionally, the islands use the U.S. electrical standard (110V with standard US plugs). For travelers in 2026, this creates a unique hybrid environment where you drive on the left side of the road (British style) but pay for your dinner in Dollars (U.S. style). Because it is not a U.S. territory like Puerto Rico or the USVI, American citizens must have a valid passport to enter Turks and Caicos, and they must pass through international customs and immigration upon arrival at Providenciales International Airport.