Since early 2026, U.S. Customs and Border Protection (CBP) has tightened automated checks within the ACE system. Thousands of containers from Asia are being held, rejected, or having their Importer of Record (IOR) status suspended—not due to the goods themselves, but because the declaration data fails to meet new automated standards.

Crucially, the risk no longer just exists at the port of arrival; shipments can now be blocked immediately upon submission of the manifest data.

1. The New "Hold" Codes: 4H, 8H, 9H
Beyond the traditional "5H" code (which flags document issues), CBP has implemented three automated data filters:

  • 4H: Invalid Shipper information.
  • 8H: Invalid or overly vague cargo description.
  • 9H: Invalid Consignee information.

If your data triggers these codes, the system automatically issues a rejection (error codes 548, 549, 550). Your shipment can effectively be blocked before the vessel even reaches the US.

2. Cargo Description Risks (Code 8H)
CBP no longer accepts generic descriptions such as general merchandise, electronics, accessories, or parts. You must provide a specific description that accurately reflects the nature of the goods. For US exports, cargo descriptions are a mandatory compliance requirement, not just a formality.

3. CBP Form 5106 Compliance
CBP Form 5106 is the foundation for managing your Importer of Record (IOR) profile. Your IOR record can be voided if:

  • Tax ID Mismatch: CBP now cross-checks EIN/SSN data with the IRS and Social Security Administration. Any mismatch leads to an immediate void.
  • Invalid Addresses: If mail sent to the registered address is returned, the IOR is voided. Avoid P.O. Box addresses or residential addresses that do not reflect actual business operations.
  • Incomplete Ownership Data: The form requires clear disclosure of beneficial owners and company officers.
  • Incorrect NAICS Code: Using the wrong 6-digit industry code that does not match your actual business activity is a common trigger for rejection.

Note: Form 5106 must be completed before filing an entry. If your IOR profile is outdated or flagged, the entire import process will stall.

4. Legal Risk
Form 5106 directly references 18 U.S.C. §1001. Deliberately providing false or misleading information regarding an importer’s identity can result in severe legal consequences, beyond mere administrative fines.

5. Checklist Before Shipping to the US
Before your cargo departs, verify these four points:

  • Shipper Data: Ensure the legal name and address are consistent across all documents (Invoice, Packing List, B/L).
  • Consignee/IOR Data: Confirm the status of your US importer’s record, EIN, registered mailing address, and their ability to respond to CBP inquiries.
  • Cargo Description: Use specific, detailed descriptions. Avoid generic terms.
  • Broker Coordination: Work with your US customs broker to audit your manifest data before submission to CBP. Do not wait for a hold or rejection to address data issues.

Bottom line: Data compliance is now as critical as freight rates and transit times. Standardizing your filing process from the very first step is the only way to ensure your goods clear customs without disruption.

If you need a data audit for your upcoming shipments to the US, please contact the 3P Logistics specialized team for assistance.