As indicated in the Auction Notice for CO2 Allowance Auction 13, ten participating states will offer for sale a total of 42,189,685 CO2 allowances for the current control period (2009-2011). In addition, the participating states of Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New York, Rhode Island and Vermont will offer for sale a total of 1,864,951 CO2 allowances for the future control period (2012-2014). States will use a reserve price of $1.89 for all allowances in the September auction.

Prospective bidders are invited to apply to participate in the auction by downloading and submitting the auction documents from the RGGI website at: http://www.rggi.org/market/co2_auctions/information. All prospective bidders must successfully complete the qualification process and submit an Intent to Bid to participate in the auction.

Prospective bidders are also encouraged to participate in a free webinar hosted from 2-3 PM ET on Thursday, July 14, 2011. The webinar, which is open to all, will review the RGGI auction format and qualification process. Instructions to participate in the webinar are available below.

The September 7th auction will mark three years since the since the debut of the RGGI auctions on September 25, 2008. To date, the participating states have auctioned more than 375 million CO2 allowances. Detailed information about previous auction results, including prices, bids and participation is available at: http://www.rggi.org/market/co2_auctions/results.

Regional Greenhouse Gas Initiative, Inc. (RGGI) is a non-profit corporation founded to support the development and implementation of each Participating State's CO2 Budget Trading Program. Members of RGGI are ten states – Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Rhode Island and Vermont.