Final CO2 allowance auction dates, the auction calendar, and CO2 allowance quantities are published in the Auction Notice for each auction, available on the Auction Materials page.
| Auction |
Auction Date |
Reserve Price | Projected Quantity | Allocation Year1 | Cost Containment Reserve | Emissions Containment Reserve |
| 59 | March 8, 2023 | $2.50 | 21,522,877 |
2022, 2023 |
11,245,778 | 10,616,464 |
| 60 | June 7, 2023 | $2.50 | 22,026,639 | 2021, 2022, 2023 | 11,245,778 | 10,616,464 |
| 61 | September 6, 2023 | $2.50 | 21,948,358 | 2022, 2023 | 11,245,778 | 10,616,464 |
| 62 | December 6, 2023 | $2.50 | TBD | TBD | TBD | TBD |
1 States participating in 2023 auctions may auction allowances from previous allocation year set asides as specified in regulations for each state.