Carbon compliance calendar
The dates that matter across carbon markets and climate rules, each with its status and the
legal text or standard it comes from. What is law, what is adopted but not yet in force, and
what is only proposed are labelled separately and never mixed.
January 2027
1 January 2027
UK CBAM · United Kingdom
UK CBAM begins
In law
Importers of aluminium, cement, fertiliser, hydrogen, and iron and steel into the UK become liable for the difference between the carbon price paid where the goods were made and the UK carbon price.
Regulation tracker
Source: Finance Act 2026, Part 5 (Royal Assent 18 March 2026), and the CBAM regulations of 2026
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- https://crbn.credit/calendar.ics
- https://crbn.credit/calendar.ics?topic=cbam (one topic: empco, eu-ets, ets2, cbam, uk-cbam, corsia, sbti)
- https://crbn.credit/calendar.ics?include=proposed (adds proposals that are not law)
Dates known only to the year appear on this page but stay out of the feed, which needs a real day.
This calendar gives general information from the legal texts and standards cited. It is not legal or regulatory advice.
Source: each entry's own legal text or standard · Dates verified 25 September 2026