ISO 14064 vs ISO 14067: Selecting the Right Carbon Standard
Gazelles Management Consultancy | ESG & Sustainability Practice | June 2026
6 min read
Why Choosing the Right Standard Matters
As carbon disclosure obligations intensify globally — driven by the CSRD, CBAM, and investor ESG demands — organisations face a foundational question: which ISO carbon standard is right for us? ISO 14064 and ISO 14067 are the two primary internationally recognised frameworks for greenhouse gas (GHG) accounting, yet they serve fundamentally different purposes. Selecting the wrong one wastes resources; selecting the right one builds credible, audit-ready carbon intelligence. ¹
ISO 14064: The Organisation-Wide GHG Standard
Published by the International Organization for Standardization and updated in 2018–2019, ISO 14064 provides a rigorous framework for measuring, managing, and reporting an organisation's total GHG emissions. It is structured as a three-part series: ²
Quantification and reporting of organisation-level GHG emissions and removals, covering Scope 1 (direct emissions), Scope 2 (purchased energy), and optionally Scope 3 (value chain)
Quantification and reporting of GHG emissions reductions from specific projects (e.g., a renewable energy installation or energy efficiency programme), using a baseline "what-if" comparison
Principles and requirements for third-party verification and validation of GHG inventories and project claims, providing external assurance and credibility
Think of ISO 14064 as a corporate-level health check — a complete panoramic view of everything your organisation emits. It enables companies to set science-based targets, track progress toward net zero, support ESG reporting (including CSRD compliance), and access green finance. ³
ISO 14067: The Product Carbon Footprint Standard
ISO 14067:2018 answers a different question entirely: what is the total carbon cost of making and delivering this specific product? Built on Life Cycle Assessment (LCA) principles, it quantifies a product's carbon footprint (PCF) across its complete lifecycle — from raw material extraction through manufacturing, distribution, use, and end-of-life disposal. ⁴
ISO 14067 is the standard of choice for manufacturers, product designers, and supply chain managers who need to identify emission hotspots at the SKU level, support carbon labelling and eco-design decisions, meet EU product-level regulations, and respond to the EU's Carbon Border Adjustment Mechanism (CBAM). ⁵
As DNV notes: "Emerging regulations such as CBAM, the Product Environmental Footprint (PEF), and Green Claims Directive are making ISO 14067 assurance increasingly critical." ⁵
Head-to-Head Comparison
| Feature | ISO 14064 | ISO 14067 |
|---|---|---|
| Scope | Organisation-wide GHG emissions | Single product carbon footprint |
| Methodology | GHG inventory accounting | Life Cycle Assessment (LCA) |
| Structure | Three-part series | Single standard |
| Emission Coverage | Scope 1, 2, (3 optional) | Full lifecycle (cradle-to-grave) |
| Primary Users | Corporates, investors, regulators | Manufacturers, product designers |
| Key Use Cases | ESG reports, net zero targets, CSRD | Eco-labels, CBAM compliance, supply chain PCF |
Which Standard Should Your Organisation Choose?
The answer is often both — but with a clear sequence. ISO 14064 should come first for any organisation beginning its carbon journey, establishing the organisational baseline, governance structures, and data infrastructure. Once operational emissions are mapped and verified, ISO 14067 becomes relevant for organisations where product-level carbon data is demanded by customers, regulators, or markets.
For UAE and GCC enterprises supplying EU markets, the combination is particularly urgent: ISO 14064 satisfies the Scope 3 supplier data requests from CSRD-obligated European buyers, while ISO 14067 provides the product-level embedded carbon data required under CBAM.
The 5-Step Implementation Path
Establish organisational or product system boundaries; choose operational or financial control approach (ISO 14064) or system boundary for the product lifecycle (ISO 14067).
Gather fuel consumption, energy use, material inputs, transportation data, and emission factors from credible sources (IPCC, national databases).
Convert activity data to CO₂ equivalents (CO₂e), aggregating across all relevant GHG types (CO₂, CH₄, N₂O, HFCs, PFCs, SF₆).
Produce a structured GHG inventory or product carbon footprint report with full methodology documentation aligned to the chosen standard.
Engage an accredited verification body (ISO 14065) to independently assure your data, elevating credibility with investors, regulators, and customers.
The Strategic Bottom Line
ISO 14064 and ISO 14067 are not competitors — they are complementary instruments in a complete carbon management toolkit. Organisations that implement both gain a 360-degree carbon intelligence capability: the boardroom strategy view from ISO 14064, and the product-level precision of ISO 14067. In a market where greenwashing scrutiny is intensifying, these standards are the difference between making credible climate claims and making unverifiable ones.
REFERENCES
- FPT IS, A Guide for Decision Makers: Choosing Between ISO 14064 and ISO 14067 — fpt-is.com
- Zevero, ISO 14064 vs ISO 14067: Key Carbon Reporting Standards Explained — zevero.earth
- ISO, ISO 14064-1:2018 — Greenhouse Gases, Part 1: Organisation Level — iso.org
- ISO, ISO 14067:2018 — Greenhouse Gases: Carbon Footprint of Products — iso.org
- DNV, 5 Reasons ISO 14067 Assurance of Product Carbon Footprints is Critical — dnv.com
- Cedars Digital, Choosing the Right Standards for Measuring Your Carbon Footprint — cedars-digital.com
- ISOQAR, Business Benefits of Adopting GHG Standards: ISO 14064 — isoqar.com
Want to Know More About ISO 14064 / ISO 14067?
Our carbon standards specialists help organisations select, implement, and achieve third-party verification for ISO 14064 and ISO 14067 — building audit-ready carbon intelligence aligned to CSRD and CBAM requirements.
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