Expert brief
Additionality: the criterion that validates a PPA
Updated 2026-06-06•By Antoine Cazals — Voltarione•Read ~3 min
A PPA is additional if it finances a park that wouldn't have been built without it. Required by RE100, EU Taxonomy, Microsoft 24/7 CFE.
Additionality tests
Park <3 yrs, long-term contract >7 yrs, first contract for this park, price < grid tariff.
Sources & references
Data and methodologies based on:
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