Absolute Carbon Standard (ACS)

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PUBLIC CONSULTATION

[Public Consultation] Absolute Carbon Standard v2.3.pdf


Published by Absolute Climate, the Absolute Carbon Standard (ACS) is a quality assurance standard for projects seeking to characterize their greenhouse gas emissions. ACS establishes core definitions for matching project claims with emissions fluxes and provides the framework for our Certification process.

A public consultation is open for this document from Monday, October 12th, 2026 through Wednesday, November 11th, 2026.

If you would like to provide comments on the standard, please track your suggestions using a feedback form (available in Google Doc or Microsoft Office versions) and send a completed copy to [email protected].

All comments will be considered by Absolute Climate and have responses posted publicly alongside the final version of the standard.

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Absolute Carbon Standard v2.2.pdf

Absolute Carbon Standard FAQs.pdf

Absolute Carbon Standard Update Process v3.pdf

Methodologies

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PUBLIC CONSULTATION

[Public Consultation] Assessment Methodology - Natural Gas Power with Carbon Capture and Storage v1.0.pdf


Published by Absolute Climate and based on the Absolute Carbon Standard, this methodology is designed to assess the emissions intensity of a natural gas power project with CCS. Following a certification process, it will enable a project to issue low-carbon electricity environmental attribute certificates.

A public consultation is open for this document from Tuesday, September 29th, 2026 through Friday, November 13th, 2026.

If you would like to provide comments on the standard, please track your suggestions using a feedback form (available in Google Doc or Microsoft Office versions) and send a completed copy to [email protected].

All comments will be considered by Absolute Climate prior to the publication of the final version of the methodology.

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PUBLIC CONSULTATION

[Public Consultation] Assessment Methodology - Electric Arc Furnace Steelmaking with Direct Reduced Iron v1.0.pdf


Published by Absolute Climate and based on the Absolute Carbon Standard, this methodology is designed to assess the emissions intensity of steel produced with an electric arc furnace and direct reduced iron. Following a certification process, it will enable a project to issue low-carbon steel environmental attribute certificates.

A public consultation is open for this document from Tuesday, October 6th, 2026 through Friday, November 20th, 2026.

If you would like to provide comments on the standard, please track your suggestions using a feedback form (available in Google Doc or Microsoft Office versions) and send a completed copy to [email protected].

All comments will be considered by Absolute Climate prior to the publication of the final version of the methodology.

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ACS Assessment Methodology - Biomass Injection with Geologic Storage v1.0.pdf

Direct Air Capture and Storage Methodology v1.0.pdf

Additional Standards

Validation and Verification Standard v1.6.pdf

Governance Policies

Annual Reporting Policy v1.0.pdf

Anti-Bribery and Anti-Corruption Policy v1.0.pdf

Anti-Money Laundering (AML) and Know Your Customer (KYC) Policy v1.0.pdf

Conflict of Interest Policy v1.0.pdf

Corporate Environmental and Social Responsibility Policy v1.0.pdf

Decision Making Policy v1.0.pdf

Grievances Policy v1.0.pdf