Cargo Systems Messaging Service

CSMS #48979698 - Effective September 4, 2021, 5106 mailbox will be disabled

Effective September 4, 2021, the Office of Trade’s Commercial Operations Revenue and Entry Division (CORE) will disable the 5106 mailbox. All future Form 5106 requests must be sent to one of the below locations; please do not send requests to multiple locations since this will cause duplication of work and delayed processing.

• Center of Excellence and Expertise (Centers)- If the importer has been assigned to a Center, send requests to the Center email address that can be found at https://www.cbp.gov/trade/centers-excellence-and-expertise-information/cee-directory.
• Port of Entry- If the importer has not been assigned to a Center, refer to https://www.cbp.gov/contact/ports to determine port location to which request should be submitted.
• Revenue Division- If the importer is in void status, send inquiry to bondquestions@cbp.dhs.gov, using the naming convention Void IR#, in the subject line.

• Create/Update Importer Identity Form (CBP Form 5106)
• Importer Create/Update Identity Form (CBP Form 5106) FAQ
• Center Directory
• Ports of Entry
• 5106 Error Dictionary
• 5106 CATAIR    
• ACE External Business Rules (Section 24)-CBP will include the disabling of the 5106 mailbox in the next version
• Voided Importer Record FAQs

Frequently Asked Questions
New Request:
A completed and signed CBP Form 5106 should be emailed to the appropriate Center of Excellence and Expertise (Centers). The subject of the message should include “New 5106 Add.” Center email addresses can be found at https://www.cbp.gov/trade/centers-excellence-and-expertise-information/cee-directory.

Address Update:
To update your address, you will have to complete a new CBP Form 5106. The completed and signed CBP Form 5106 should be emailed to the appropriate Center of Excellence and Expertise (Centers). The subject of the message should include “5106 Update” along with the team assignment of the account so that it can easily be routed to the appropriate division. Center email addresses can be found at https://www.cbp.gov/trade/centers-excellence-and-expertise-information/cee-directory.

CBP Form 5106 Download:
If you are experiencing trouble downloading the form, first save the file to your computer. Then, right click on the file and select “Open with.” Select the Adobe product to open the document. Alternatively, you can first open the Adobe product and then open the file in the program.

Customs Assigned Number (CAN) Look Up:
If you are a Customs Broker requesting a client’s CAN, please make sure you attach a signed Power of Attorney (POA) to your email request.

Any questions concerning this guidance, send an email to otentrysummary@cbp.dhs.gov.