Is your commodity code covered by CBAM?
From 1 January 2027 the UK carbon border tax applies to imports of iron and steel, aluminium, cement, fertiliser and hydrogen. Type a commodity code, or a few words about the goods, to see whether it applies, HMRC's default emissions value and roughly the tax per tonne.
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Check all your imports at once
Load your import entries into the free checker to see whether you pass £50,000, when to register and roughly what you'll pay. Your file stays on your computer.
Which goods are covered
HMRC's lists, by the start of the commodity code. A code is covered when it starts with one of these and none of the exceptions.