Goods of one part of Commonwealth imported from another

Goods, the produce or manufacture of one part of the Commonwealth, when imported into Belize from another part of the Commonwealth, may be admitted to preference, provided that the goods are accompanied by a certificate declared before the customs authorities of the last port of shipment certifying that such goods were entered at such port as Commonwealth goods, and were supported by certificates of origin at the time of admission, provided that when the country from which such goods are finally exported is the United Kingdom or Ireland, the person by whom the goods are finally exported or supplied may be regarded as the supplier for the purpose of signing the certificates set forth in Schedules A and B hereto.