TCI imposes specific requirements for the export of conch and other shells: permits must be acquired from the Department of Economic and Maritime Affairs. For conch, these permits can only be obtained during the open season for the species.
All visitors need a valid passport to enter the country. Proof of onward transportation may be required at entry.
No visas are required for citizens of the US, Canada, the UK, Commonwealth countries and most of the EU. ESTA authorization or a visa is required to transit through the USA.