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CBP to Reject Entry Summaries with Unknown MIDs

CBP has issued a CSMS message announcing that it is discontinuing the use of the unknown Manufacturer Identification Number (MID) as data to report the manufacturer (or supplier). The discontinuation will take effect September 15, 2010.

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According to CBP sources, after this date, entry summaries reporting unknown MIDs will be rejected, including those filed in ACE.

(See ITT's Online Archives or 07/08/10 news, 10070728, for BP summary of CBP's guidance on the use of the unknown MID.)

CBP contact- remote.filing@dhs.gov

(CSMS #10-000187, dated 08/02/10)