NZ ETS Auctions
Welcome to the New Zealand ETS Auctions platform, managed by Xpansiv.
The New Zealand Emissions Trading Scheme (NZ ETS) is the New Zealand Government’s main tool for meeting domestic and international climate change targets.
Auctions for New Zealand Units (NZUs) are held quarterly. Any NZ Emissions Trading Register Account Holder can participate in them.
Auction schedule
| Date | Bidding window (NZ time) | Go to |
|---|---|---|
| Tuesday, 3 March 2026 | Completed | March 2026 Results |
| Tuesday, 9 June 2026 | Completed | June 2026 Results |
| Wednesday, 2 September 2026 | 8:00am–12:00pm NZST | September 2026.AC |
| Wednesday, 2 September 2026 | 8:00am–12:00pm NZST | September 2026.AC |
| Wednesday, 2 September 2026 | 8:00am–12:00pm NZST | September 2026.AC |
| Wednesday, 2 September 2026 | 8:00am–12:00pm NZST | September 2026.AC |
| Wednesday, 2 September 2026 | 8:00am–12:00pm NZST | September 2026.AC |
| Tuesday, 8 September 2026 | 9:00am–12:00pm NZST | September 2026 |
| Tuesday, 8 September 2026 | 9:00am–12:00pm NZST | September 2026 |
| Tuesday, 1 December 2026 | 9:00am–12:00pm NZDT | December 2026 |
How to participate
Become a participant
To bid in NZ ETS Auctions you must first become a Participant. The onboarding process is easy, and we provide you with all the information you need to know.
Invite users
Once registered, Participants can invite additional users. There are three different roles: Admin, Bidder, and Clearing. A user may hold one role or multiple roles.
Lodge collateral
To bid in an auction a Participant must submit collateral prior to the cut off, three business days before the auction.
Subscribe to auction updates
Subscribe to auction updates, notices, updates and results via email