The Submission Agreements(SAs) provide guidelines between the Data Providers (ECMWF, DWD, etc) and the Archive (NCDC). They are located here
http://www.ncdc.noaa.gov/oa/rsad/air-sea/submission.html
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Last Updated Tuesday, 13-Dec-2011 11:41:51 EST
Please see the NCDC Contact Page if you have questions or comments.