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CSMS #18-000472
  Title: Voiding Inactive Importer of Record Numbers
  Date: 8/7/2018 4:36:56 PM
  To: Automated Broker Interface, ACE Portal Accounts, ACE Reports, Air Manifest, New ACE Programming, Ocean Manifest, Rail Manifest, Trade Policy Updates, Truck Manifest
This message is a reminder to the trade community that, in accordance with 19 CFR 24.5(e) 
(, CBP will void any importer identification number in the Automated Commercial Environment (ACE) that is deemed to be inactive, i.e., not used for a period of one year and does not have an outstanding transaction to which it must be associated.  

Additional information, including the process by which a voided importer of record may be reinstated, can be found at:

Should you have questions, please contact CBP’s Office of Trade, Commercial Operations, Revenue and Entry (CORE) Division at