Guidance on Submitting Large Documents via Email to the Document Image System
Published Apr 15, 2024
Summary
CBP advises filers submitting documents to the Document Image System via email to keep cumulative attachment size under 30MB, as larger emails will be rejected, and to split larger submissions into multiple emails.
Summary is machine-generated at the linking layer for discovery only. Refer to the source bulletin for authoritative guidance.
CSMS 60199688 · full bulletinRelated bulletins
ACE Certification Standard Invasive Maintenance Window from 5:00 p.m. ET to 8:00 p.m. ET
Jul 28, 2026
New e214 Error Code Validation for Post Admission Corrections and Updated Appendix P
Jul 28, 2026
Consumer Product Safety Commission (CPSC) Implementation Guide and Partner Government Agency (PGA) Flag Enforcement Table Documents Updated on CBP.gov
Jul 28, 2026
ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, July 25, 2026 to 4:00 a.m. ET Sunday, July 26, 2026
Jul 23, 2026
Additional Implementation Guides posted for Entry Type 13 Test in ACE for U.S. Mail Processing (INT-057) and Mail Entry Type 13 Test (CBP-290)
Jul 21, 2026