Finding commodity codes for imports into or exports out of the UK Find a commodity code to classify your goods and look up duty rates, reliefs and quotas. From: Contents Print this page You’ll need a commodity code to make your customs declaration when you bring goods in or send goods out of the UK. This includes goods sent to you from abroad. If you classify your goods correctly you’ll know what rate of duty and import VAT you should pay, and if: the duty is suspended your goods are covered by: Agricultural Policy You can search the Trade Tariff tool to find the right commodity code.