What is it?
Reporting standard issued or operated by ISO.
Regulatory recognitionAccepted assurance standard under CARB SB 253 implementing regs
Standards & schemes · Reporting standard
ISO 14064-1/-2/-3
ISO
Which version is current?
Profile version 2. Official information last verified 22 August 2026.
Who and what does it cover?
- Geography
- Global
- Sectors
- All sectors
- Scope
- Company / project / verification
What does it require?
Quantification and reporting of GHG emissions/removals at organisation (part 1) and project (part 2) level; part 3 governs verification engagements.
What it does not demonstrateUsing this framework does not by itself verify data accuracy, legal compliance or sustainability performance.
How is conformity assessed?
ISO 14064-3 verification standard
Grievance mechanismNot specified in this profile
Who makes the decision?
ISO
Assurance arrangementISO 14064-3 verification standard
Chain of custody
Not specified in this profile
ISEAL membershipNot specified in this profile
Conditional relationships
Claims it may support
A relationship does not mean that the standard proves or validates every use of a claim.
Removes CO₂ from the atmosphere” (carbon removal)Provides evidence for · Disclosure against this standard provides evidence relevant to the claim; the standard does not certify performance.see standards.last_verifiedScope 1, 2 and 3 emissions independently verifiedProvides evidence for · Disclosure against this standard provides evidence relevant to the claim; the standard does not certify performance.see standards.last_verified
Legal context
Laws referencing it
Dictionary
Dictionary concepts
Version record
What has changed
- Version 2Initial profile published after recorded site-owner/editor review of the complete standards batch.
- Version 1Initial private editorial draft imported from the reviewed standards handover.
Last verified 22 August 2026. This neutral profile is informational and does not recommend, rank or endorse the standard.