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Guides

Six short answers to the questions everyone asks

Two to three minutes each. No jargon, no sales pitch — just the mechanics, explained plainly. Videos launching soon; each is built to the same verification standard as everything else on this site.

Video soon
GUIDE 01

How the rolling £50k threshold actually works

Why there's no fixed registration date — and how to know exactly when your 30-day clock starts.

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GUIDE 02

What supplier data you need, and when

The exact fields HMRC wants, and why 8–12 weeks isn't a scare tactic — it's the real lead time.

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GUIDE 03

EU CBAM vs UK CBAM: what actually transfers

Same emissions, different regime. What your EU CBAM report saves you — and what it doesn't.

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GUIDE 04

Default values vs actuals: the irreversibility trap

Why you can't fix a default-basis return after filing — and what that means for timing.

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GUIDE 05

Carbon Price Relief: why Turkey, China, Korea usually get you nothing

A scheme existing isn't the same as a price being paid. The free-allocation trap, explained.

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GUIDE 06

Reading a verifier's report: what "GACI-accredited" means

No UK verifier list exists yet. Here's how to check a verifier is credible in the meantime.