Greenhouse-gas accounting · Core
Market-based method
Also called: market-based Scope 2
ELI5
Scope 2 calculation reflecting qualifying contractual instruments and supplier information.
Used in conversation
“Counsel wants market-based method clarified before anyone signs.”
Pitch context
You will see “Market-based method” in sustainability reports, impact decks, climate plans and assurance materials when the discussion reaches greenhouse-gas accounting.
Why it matters: In greenhouse-gas accounting, the reporting boundary, method, period and evidence can materially change the claim.
Caution
State the reporting boundary, method, period and evidence; standards, regulation and assurance requirements vary.
Sources & evidence · 3
Direct term-level sources and supporting source families.
- GHG Protocol — Standards and GuidanceDirect source · institutional · checked 2026-08-16
- IFRS Foundation / International Sustainability Standards Board — IFRS S1 and IFRS S2 Sustainability Disclosure StandardsDirect source · primary · checked 2026-08-16
- International Organization for Standardization — ISO Net Zero Guidelines and related workSupporting source family · institutional · checked 2026-08-16