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<tr><td><b>Comment Number: </b></td><td>533254-00029</td></tr>

<tr><td><b>Received: </b></td><td>1/25/2008 3:13:21 PM</td></tr>

<tr><td><b>Organization: </b></td><td>Constellation Energy Group, Inc.</td></tr>

<tr><td><b>Commenter: </b></td><td>Michael Kaufmann</td></tr>

<tr><td><b>State: </b></td><td>MD</td></tr>

<tr><td><b>Agency: </b></td><td>Federal Trade Commission</td></tr>

<tr><td><b>Rule: </b></td><td>Guides for the Use of Environmental Marketing Claims; Carbon Offsets and Renewable Energy Certificates</td></tr>

<tr><td><b>Attachments:</b></td><td><a href='533254-00029.pdf'>533254-00029.pdf</a>&nbsp<a href='http://www.adobe.com/products/acrobat/readstep2.html' target = _blank >Download Adobe Reader</a><br></td></tr></Table>

<hr><P><b>Comments:</b></p>Attached is an electronic copy of the Comments of Constellation Energy Group, Inc. on the Federal Trade Commission's inquiry related to the marketing of greenhouse gas reduction credits and renewable energy certficates under Project No. P074207.</body></html>