UK CBAM Blog
Plain-English guides, worked examples, and practical advice for UK importers navigating the Carbon Border Adjustment Mechanism. No jargon, no fluff.
UK CBAM penalties: what HMRC can charge, and how each one is worked out
UK CBAM penalties from 2027: late registration, returns and payment, errors, records and changes. The Finance Act 2026 rules, with worked figures.
Read more →UK CBAM after Budget 2026: what changed, and what didn't
Budget 2026 made three UK CBAM announcements: a ferro-silicon fix, a refinery fuels consultation and per-country defaults from 2029. What changes for you.
Read more →UK CBAM threshold vs the EU's 50 tonnes: why £50,000 catches different importers
The UK CBAM threshold is £50,000 of customs value; the EU's is 50 tonnes a year. Why they catch different importers, with three worked examples and a test.
Read more →Does UK CBAM apply to my business? A plain-English test
Does UK CBAM apply to my business? Use this plain-English test: goods, importer, business use, exclusions and the £50,000 threshold from 1 January 2027.
Read more →How is UK CBAM calculated? A worked example for importers
How UK CBAM is calculated: weight times emissions intensity, times the quarterly CBAM rate, minus carbon price relief. Worked example and data checklist.
Read more →How to contact HMRC about UK CBAM: which route to use, and a question template
How to contact HMRC about UK CBAM: the online form, the policy team email, the mailing list, a 15-day reply window and a question template you can copy.
Read more →UK CBAM default values or supplier data: a decision test for 2027 imports
Draft UK CBAM default values were published on 16 October 2026. Use this decision test to choose between defaults and verified supplier data before you file.
Read more →What is the UK CBAM rate? HMRC's illustrative £9.69 explained, with costs per tonne
HMRC's illustrative UK CBAM rates are £9.69 per tCO2e for iron and steel and £9.79 for aluminium. How the quarterly rate is set, and what it means per tonne.
Read more →When do I need to register for UK CBAM? Dates for 2027 imports
When to register for UK CBAM: liability date, the 31 January 2028 deadline for 2027 triggers, what to keep before the service opens, and a dated example.
Read more →UK CBAM exemptions: which imports aren't charged, and why there's no £500 de minimis
UK CBAM exemptions in plain English: UK-origin goods, returned goods, temporary admission, non-business imports, and why there is no £500 de minimis rule.
Read more →Stay ahead of UK CBAM
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