September 2021 Reserve Sale #23 Notice Categories Topics Climate Change Type Notice For more information visit Cap-and-Trade Program. Documents nc-sept_2021_notice NC-SEPT_2021_NOTICE.PDF · 134 KB nc-sept_2021_status_update NC-SEPT_2021_STATUS_UPDATE.PDF · 76 KB Related Resources August 2025 Joint Auction #44 Notice California Post Joint Auction #43 Public Proceeds Report May 2025 Joint Auction #43 Summary Results Report