Climate Action LedgerTracking climate leadership · Aotearoa NZ
NC-020··National-led coalition (with ACT & NZ First)·regulation

ETS auction volumes tightened (2025-2029)

Win +1

What happened

2024 NZ ETS settings decision reduced auction volumes from ~45m to ~21m units over 2025-2029 to address market surplus and align with emissions budgets (following CCC advice).

Why it matters

Strengthens ETS supply cap - rare climate-positive market intervention in this term.

Impact assessment

Material tightening of unit supply; may not fully match CCC recommended trajectory.

Attribution

primary (high confidence) -National

Climate Minister settings decision per MfE/second ERP documentation.

Coalition period: National-led coalition (with ACT & NZ First) (27 November 2023 - present)

Categories

governancemitigation

Sources