MEMORANDUM

TO:  Portland Cement NESHAP Docket

FROM:  Keith Barnett, USEPA/OAQPS/SPPD/MMG

DATE:  April 21, 2009

SUBJECT:  Interagency review – OMB Transaction

Attached to this cover sheet are two versions of the Portland Cement
NEHAP preamble and regulation that were transmitted to OMB for review. 
The first version was transmitted on April 3.   The second was
transmitted on April 21.

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