From the EPA:

EPA is announcing a public comment period for the external review draft document titled, “Toxicological Review of Carbon Tetrachloride: In Support of Summary Information on the Integrated Risk Information System (IRIS)” (EPA/635/R-08/008A). The EPA intends to consider comments and recommendations from the public and the expert panel meeting, which will be scheduled at a later date and announced in the Federal Register, when EPA finalizes the draft document. The public comment period will provide opportunities for all interested parties to comment on the document. EPA intends to forward public comments submitted in accordance with this notice to the external peer-review panel prior to the meeting for their consideration.

The public comment period begins May 21, 2008, and ends July 21, 2008. Technical comments should be in writing and must be received by EPA by July 21, 2008.

Click on the above link for the full details.