iea_ev_outlook_2026commodityOfficial surveyAuthoritative

IEA Global EV Outlook (EV battery deployment)

International Energy Agency

EV battery energy deployed by country (2026 edition, 2025 basis) - cumulative on-road fleet stock (GWh) + annual additions (GWh) + BEV/PHEV fleet split for ~22 named markets; the EV-vehicle demand-side DeploymentRecord lane

Source

How it's published

Feed (what to expect)

Annual headline figures curated to CSV from the ungated Global EV Data Explorer API (api.iea.org/evs); re-vendor each Global EV Outlook.

Cadence: annual (Global EV Outlook; 2026 edition published 2026-05-20)
Access: free report + Global EV Data Explorer (ungated JSON API)
Format: curated CSV summary of published headline figures
Licence: CC-BY-4.0 (Global EV Data Explorer 2026 edition + GEVO 2026 report; the login-gated 2026 XLSX data product is non-CC and deliberately not used)
Vintage: 2026
Upstream: https://www.iea.org/data-and-statistics/data-tools/global-ev-data-explorer

Quirks

Committed curated summary at data/iea_ev_outlook_2026/ (not data/raw) - same as NREL REMPD materials.csv
Cars-mode (LDV) basis throughout; BEV+PHEV scope (FCEV excluded); stock vs annual-flow both carried
GWh DIRECT only for World/China/USA/Japan/Korea/India (IEA Battery deployment); Europe/SEA/LatAm members APPORTIONED by sales/stock share (per-row notes; per-country pack sizes are not published)

Reconciliation

Role in the canonical graph

Authority tier: Official survey
Provenance: Authoritative
Canonicality: tier 1
Primary for: —
Contributes IDs: —
Name-block matching: trusted
Reconcile profile: default (tier 1)

Schema

What it feeds & emits

Feeds (axes)

Demand

Record kinds

DeploymentRecord

Identifier schemes

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