Get a US Carnet
When using the international customs document, The Merchandise Passport, it:Reduces costs to the exporter. Eliminates value-added taxes (VAT), duties, and the posting of security normally required at the time of importation.
Simplifies customs procedures. Allows a temporary exporter to use a single document for all customs transactions, make arrangements for entry to many countries in advance, and do so at a predetermined cost.
The ATA Carnet serves as a temporary export declaration for the goods, and allows for the re-entry to the UK duty and tax free.
Download a comparison chart of temporary import methods including the ATA Carnet.
Link to an article explaining the benefits of using an ATA Carnet for foreign trade shows.