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Requirement · FIN-04

Pay the CBAM certificate price as fixed by the fallback rules for weeks with no auction or a single auction.

Authorised CBAM declarants purchasing CBAM certificates must comply, and it sits in an act that is partly law and partly a proposal.

Why it matters

The act this comes from is partly law in force and partly a proposal that can still change.

  • It is Art. 1(12)(a), replacing the second subparagraph of Art. 21(1) of Regulation (EU) 2023/956, in the CBAM extension — downstream goods and anti-circumvention. as of 2026-08-14
  • The act gives its timing as: from entry into force (third day after publication), Art. 2. as of 2026-08-14
  • It names 5 industries by name: Steel, Aluminium, Cement, Chemicals and Power. as of 2026-08-14
  • Compliance is checked by none, weekly. as of 2026-08-14
Addressee Authorised CBAM declarants purchasing CBAM certificatesAct COM(2025) 989 final, 2025/0419 (COD)Article Art. 1(12)(a), replacing the second subparagraph of Art. 21(1) of Regulation (EU) 2023/956Class Businesses

The rule

New — no predecessor
Trigger

calendar week in which no auction, or only one auction, takes place on the auction platform

Obligation

Pay the CBAM certificate price as fixed by the fallback rules for weeks with no auction or a single auction.

Who is affected

Addressee
Authorised CBAM declarants purchasing CBAM certificates
Class
Businesses
Sectors
Names Steel, Aluminium and metals, Cement and concrete, Chemicals and refining, Power and heat
Applies
from entry into force (third day after publication), Art. 2

Burden drivers

No burden drivers recorded on this provision.

Source text

Verbatim

‘For those calendar weeks in which there is no auction on the auction platform, the price of CBAM certificates shall be the average of the closing prices of EU ETS allowances of the last week in which auctions on the auction platform took place. For those calendar weeks in which only one auction takes place on the auction platform, the price of CBAM certificates shall be the average of that closing price and the closing prices of the last week in which several auctions took place on the auction platform.

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