50 t Importers above 50 tonnes a year need authorisation
Does CBAM apply to your imports?
Answer a few short questions about the steel, aluminium, cement, fertilisers, hydrogen or electricity you import. See straight away whether you are above the 50-tonne threshold and what CBAM could cost you up to 2034, and we email you a checklist tailored to your company.
- Above the threshold? Based on your goods and your yearly tonnage, counted the way the regulation counts it.
- What could it cost? An indicative cost band per year up to 2034, from the European Commission's default values.
- What to do next. A personal checklist as a PDF, with every claim linked to the official text.
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CBAM in short
Frequently asked questions
Last reviewed October 2026. This is general information, not legal advice.
What is CBAM?
The Carbon Border Adjustment Mechanism (Regulation (EU) 2023/956) puts a carbon price on the greenhouse gas emissions embedded in certain goods imported into the EU, at the price of the EU Emissions Trading System. Goods made in the EU and imported goods then carry a comparable carbon cost.
Since 1 January 2026, only authorised CBAM declarants may import these goods, and they buy and surrender CBAM certificates for the embedded emissions.
Source: Regulation (EU) 2023/956 (consolidated text), Articles 1 and 4
Which goods are covered?
- Iron and steel (chapter 72), including tubes, structures, containers, screws and bolts (7301–7311, 7318, 7326);
- Aluminium: unwrought aluminium and aluminium products (7601, 7603–7614, 7616);
- Cement and clinker (2523);
- Fertilisers: ammonia, nitric acid, nitrogen and mixed fertilisers;
- Hydrogen and electricity.
Not covered: steel and aluminium scrap, ferro-silicon and most other ferro-alloys, phosphate and potash fertilisers, and products such as machinery or appliances.
A Commission proposal would add about 180 steel- and aluminium-intensive products from 1 January 2028. It has not been adopted.
Source: Regulation (EU) 2023/956 (consolidated text), Annex I; Commission proposal COM(2025) 989
What is the 50-tonne threshold?
An importer is exempt when the net mass of all CBAM goods it imports in a calendar year, across all customs codes together, does not exceed 50 tonnes. The importer declares the exemption in the customs declaration.
- Hydrogen and electricity are not counted: they are always covered.
- Once you exceed 50 tonnes, all goods imported that year are covered, not just the excess.
- Splitting imports to stay below the threshold is disregarded and penalised.
The Commission reviews the threshold every year; in 2026 it stayed at 50 tonnes.
Source: Regulation (EU) 2023/956 (consolidated text), Articles 2a and 25a(4) and Annex VII; European Commission: CBAM news and FAQs
Who has to be an authorised CBAM declarant?
The importer established in the EU applies before importing CBAM goods above the threshold. An indirect customs representative can be the authorised declarant instead, and must be when the importer is not established in the EU.
- Importers who applied by 31 March 2026 may keep importing until the authority decides.
- Importing without authorisation costs three to five times the EU ETS penalty per tonne of embedded emissions.
Source: Regulation (EU) 2023/956 (consolidated text), Articles 5, 17(7a) and 26
What do CBAM certificates cost?
The price follows the EU ETS auction price: the quarterly average for goods imported in 2026, and the weekly average from 2027. The Commission publishes the price; for Q3 2026 it was €82.32 per tonne of CO2.
- Certificates go on sale on 1 February 2027.
- From 2027, you must hold certificates for at least 50% of the emissions in the year's imports so far at the end of each quarter.
Source: Regulation (EU) 2023/956 (consolidated text), Articles 20 to 22; European Commission: price of CBAM certificates
Actual emissions or default values?
You can declare the actual emissions of the installations that produced the goods, verified by an accredited verifier, or use the Commission's default values per customs code and country.
Default values carry a mark-up: 10% in 2026, 20% in 2027 and 30% from 2028 (1% for fertilisers). Verified actual data therefore usually costs less.
Source: Implementing Regulation (EU) 2025/2621, Annex I, as corrected by (EU) 2026/1740; Regulation (EU) 2023/956, Articles 7 and 8
Why does the cost rise until 2034?
EU producers still receive some free emission allowances, and CBAM deducts the same share from what importers pay. That free allocation is phased out: CBAM covers 2.5% of the benchmark emissions in 2026, 48.5% in 2030 and 100% from 2034.
Emissions above the EU benchmark are paid in full from the start.
Source: Directive 2003/87/EC, Article 10a(1a); Implementing Regulation (EU) 2025/2620
What are the key dates?
- 1 January 2026: the definitive period starts.
- 1 February 2027: CBAM certificates go on sale.
- From Q1 2027: the 50% holding requirement at the end of each quarter.
- 30 September 2027: first annual declaration and surrender of certificates, for 2026 imports.
- 1 November 2027: unused certificates for 2026 are cancelled.
Source: Regulation (EU) 2023/956 (consolidated text), Articles 6, 20, 22 and 24
Can a carbon price paid abroad be deducted?
Yes, if it was actually paid in the country of production, net of any rebate, and is certified and documented. With default values, only the Commission's default carbon prices can be used.
Source: Regulation (EU) 2023/956 (consolidated text), Article 9
We are based in Norway, Switzerland or the UK. Does it affect us?
- Goods produced in Norway, Iceland, Liechtenstein and Switzerland are outside CBAM.
- Goods produced in the United Kingdom are covered when they enter the EU.
Your EU customers who import covered goods are the CBAM declarants, and they will ask you for the emissions embedded in them.
Source: Regulation (EU) 2023/956 (consolidated text), Annex III
Official sources
- Regulation (EU) 2023/956 (consolidated text): the regulation with all amendments in force
- Regulation (EU) 2025/2083: the 2025 simplification (50-tonne threshold, new dates)
- Implementing Regulation (EU) 2025/2621: default values, as corrected by (EU) 2026/1740
- Implementing Regulation (EU) 2025/2620: benchmarks and the free allocation adjustment
- European Commission: Carbon Border Adjustment Mechanism
- European Commission: price of CBAM certificates