Cargo Systems Messaging Service

Welcome to U.S. Customs and Border Protection’s (CBP’s) Cargo Systems Messaging Service (CSMS). CSMS is one of CBP’s methods for communicating to our trade partners news and updates on our automated systems – namely the Automated Commercial Environment (ACE). To receive the CSMS messages via email, please register below.

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U.S. Customs and Border Protection updates (100 bulletins)

CSMS # 64825584 - CERT Deployment set for today of Error Codes and Status Notifications for ACE Processing of De Minimis Shipments supporting Executive Order (EO) 14256

• 04/22/2025 05:23 PM EDT

CSMS # 64825264 - ACE Certification Standard Invasive Maintenance Window on April 23, 2025

• 04/22/2025 04:37 PM EDT

CSMS # 64824685 - ACE Truck CAMIR New Disposition Codes - Invalid Cargo Description

• 04/22/2025 04:04 PM EDT

CSMS # 64824395 - CSMS # 64824395 - Initiation of Antidumping and Countervailing Duty Investigations: Certain Monomers and Oligomers from Republic of Korea (Korea) and Taiwan

• 04/22/2025 03:53 PM EDT

CSMS # 64824427 - Truck Manifest Implementation Guide Update – Section 321 U.S. State Codes

• 04/22/2025 03:31 PM EDT

CSMS # 64812375 - Harmonized System Update (HSU) 2516

• 04/21/2025 03:07 PM EDT

CSMS # 64812316 - Updated version of the EPA documentation for ACE users has been posted to CBP.gov

• 04/21/2025 02:58 PM EDT

CSMS # 64811742 - Webinar Announcement: Commerce Department Regulations Enhancing the Administration of the Antidumping and Countervailing Duty Trade Remedy Laws

• 04/21/2025 02:13 PM EDT

CSMS # 64792502 - GUIDANCE: ACE Processing of De Minimis Shipments Per Executive Order 14256 Issued April 2, 2025, “Further Amendment to Duties Addressing the Synthetic Opioid Supply Chain in the People’s Republic of China as Applied to Low-Value Imports,” as Amended by Subsequent Orders

• 04/18/2025 04:40 PM EDT

CSMS # 64791231 - ACE Reports Data Refresh Update

• 04/18/2025 02:40 PM EDT

CSMS # 64774304 - QB 25-330 2025 Special Agricultural Safeguard Measures for Sugar-Containing Products

• 04/17/2025 08:45 AM EDT

CSMS # 64774087 - April 14, 2025, Quota Opening: QB 25-313 2025 Specialty Sugar 4 Results

• 04/17/2025 08:41 AM EDT

CSMS # 64774016 - ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, April 19, 2025, to 4:00 a.m. ET Sunday, April 20, 2025

• 04/17/2025 08:27 AM EDT

CSMS # 64765075 - National Commodity Specialist Division (NCSD) May 2025 Webinars

• 04/16/2025 12:26 PM EDT

CSMS # 64764215 - Food and Drug Administration (FDA) End-Dating Center for Devices and Radiological Health (CDRH) Product Code and New Center for Drug Evaluation and Research (CDER) and Human Foods Program (HFP) Product Codes

• 04/16/2025 11:09 AM EDT

CSMS # 64751470 - ACE Certification Standard Invasive Maintenance Window on April 16, 2025, from 5:00 p.m. ET to 8:00 p.m. ET

• 04/15/2025 10:45 AM EDT

CSMS # 64724565 - UPDATED GUIDANCE – Reciprocal Tariff Exclusion for Specified Products; April 5, 2025 Effective Date

• 04/11/2025 10:36 PM EDT

CSMS # 64723363 - RESOLVED: Issue with HTS 9903.01.25 as advised in CSMS # 64680374

• 04/11/2025 06:54 PM EDT

CSMS # 64721388 - REMINDER: ACE Portal Training Guides Available on CBP.gov

• 04/11/2025 03:54 PM EDT

CSMS # 64716881 - RESOLVED: Delay Processing Some Food and Drug Administration (FDA) Entries

• 04/11/2025 10:07 AM EDT

CSMS # 64716609 - Harmonized System Update (HSU) 2514

• 04/11/2025 09:56 AM EDT

CSMS # 64715655 - Issue with HTS 9903.0125 as advised in CSMS # 64680374

• 04/11/2025 08:16 AM EDT

CSMS # 64710039 - Malformed QR Codes for ACE Truck Manifest

• 04/10/2025 04:27 PM EDT

CSMS # 64709245 - Harmonized System Update (HSU) 2515

• 04/10/2025 03:19 PM EDT

CSMS # 64708462 - Initiation of Antidumping and Countervailing Duty Investigations: Polypropylene Corrugated Boxes from the People’s Republic of China (China) and the Socialist Republic of Vietnam (Vietnam)

• 04/10/2025 02:24 PM EDT

CSMS # 64708176 - DON’T FORGET TO REGISTER! 2025 Trade and Cargo Security Summit (TCSS)

• 04/10/2025 02:06 PM EDT

CSMS # 64706133 - ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, April 12, 2025, to 4:00 a.m. ET Sunday, April 13, 2025

• 04/10/2025 11:40 AM EDT

CSMS # 64705939 - RESOLVED: Error F624 EST DUTY/CALC'D DUTY MISMATCH – LINE; 99038191 & 99038508 With SPI C or JP Rejecting in Error

• 04/10/2025 11:20 AM EDT

CSMS # 64704190 - Updated ACE Development and Deployment Schedule Posted to CBP.gov/ACE

• 04/10/2025 09:09 AM EDT

CSMS # 64701128 - UPDATED GUIDANCE – Reciprocal Tariffs – Increase in Rate for China and Reversion of Other Country-Specific Rates, Effective April 10, 2025

• 04/09/2025 10:57 PM EDT

CSMS # 64697447 - Foreign Supplier Verification Programs (FSVP) Entry Declarations

• 04/09/2025 03:26 PM EDT

CSMS # 64697260 - Delay Processing Some Food and Drug Administration (FDA) Entries

• 04/09/2025 03:16 PM EDT

CSMS # 64687696 - UPDATED GUIDANCE – Reciprocal Tariffs on Goods of China, April 9, 2025, Effective Date

• 04/08/2025 06:58 PM EDT

CSMS # 64686658 - ACE Certification Standard Invasive Maintenance Window on April 9, 2025, from 5:00 pm to 8:00 pm ET

• 04/08/2025 05:18 PM EDT

CSMS # 64683429 - Harmonized System Update (HSU) 2513

• 04/08/2025 01:04 PM EDT

CSMS # 64680374 - GUIDANCE – Reciprocal Tariffs, April 5 and April 9, 2025, Effective Dates

• 04/08/2025 10:11 AM EDT

CSMS # 64678681 - Backlog Cleared - Ocean Manifest Notifications

• 04/08/2025 06:20 AM EDT

CSMS # 64674111 - Updating Truck Manifest Invalid State Code for Section 321 consignee AA, AE, AP, MP

• 04/07/2025 05:19 PM EDT

CSMS # 64667598 - ACE Ocean Manifest Delayed Notifications

• 04/07/2025 09:13 AM EDT

CSMS # 64649265 - GUIDANCE – Reciprocal Tariffs, April 5, 2025 Effective Date

• 04/04/2025 03:33 PM EDT

CSMS # 64648875 - Error F624 EST DUTY/CALC'D DUTY MISMATCH – LINE; 99038191 & 99038508 With SPI C or JP Rejecting in Error

• 04/04/2025 02:58 PM EDT

CSMS # 64646715 - Update to the Automated Export System Trade Interface Requirements – Appendix U – HTS/Schedule B Classifications Requiring Used Vehicle Reporting

• 04/04/2025 01:13 PM EDT

CSMS # 64646862 - Update to the Automated Export System Trade Interface Requirements – Appendix X — HTS Codes for PGAs

• 04/04/2025 12:45 PM EDT

CSMS # 64644169 - ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, April 05, 2025, to 4:00 a.m. ET Sunday, April 06, 2025

• 04/04/2025 10:04 AM EDT

CSMS # 64637741 - Withhold Release Order (WRO) on Taepyung Salt Farm’s Sea Salt Products

• 04/04/2025 08:00 AM EDT

CSMS # 64639013 - GUIDANCE: Section 232 Additional Aluminum Derivative Products

• 04/03/2025 07:44 PM EDT

CSMS # 64637319 - U.S. Food and Drug Administration (FDA) Supplemental Guide - Version 2.5.12 is Now Available

• 04/03/2025 04:59 PM EDT

CSMS # 64634444 - Harmonized System Update (HSU) 2512

• 04/03/2025 01:31 PM EDT

CSMS # 64633605 - Updated ABI Software Vendor List on CBP.gov

• 04/03/2025 12:43 PM EDT

CSMS # 64624784 - CORRECTION: Centralized Examination Station (CES) Solicitation for the Area Port Houston/Galveston, Houston Seaport

• 04/03/2025 08:30 AM EDT

CSMS # 64624801 - GUIDANCE: Import Duties on Certain Automobiles

• 04/02/2025 05:51 PM EDT

CSMS # 64616861 - Chile to Provide Electronic Certification (eCert) Data to the U.S. Department of Agriculture, Food Safety and Inspection Service Update

• 04/02/2025 09:13 AM EDT

CSMS # 64610567 - ACE Certification Standard Invasive Maintenance Window on April 2, 2025

• 04/01/2025 05:09 PM EDT

CSMS # 64606906 - UPDATE: ACE Reports - Software Upgrade Complete

• 04/01/2025 01:24 PM EDT

CSMS # 64605146 - Update: Import Duties on Imports of Aluminum Derivative Products

• 04/01/2025 12:20 PM EDT

CSMS # 64596929 - UPDATE: Deadline Extended and Updated Requirements for Submitting CBP Form 1302A Cargo Declaration via ACE Document Image System (DIS)

• 03/31/2025 04:49 PM EDT

CSMS # 64557117 - REMINDER: ACE Reports – Trade Export Data Universe Retires March 31, 2025

• 03/31/2025 11:12 AM EDT

CSMS # 64569901 - In-bond Transportation of Pipeline Natural Gas and Storage Restrictions

• 03/28/2025 01:59 PM EDT

CSMS # 64567565 - ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, March 29, 2025, to 4:00 a.m. ET Sunday, March 30, 2025

• 03/28/2025 11:45 AM EDT

CSMS # 64565215 - Expansion of Risk-Based Sampling for Lettuce Varieties at U.S. Ports of Entry

• 03/28/2025 08:53 AM EDT

CSMS # 64530388 - REMINDER: ACE Reports: No Data Updates from March 28 to April 2 Due to Software Upgrade

• 03/28/2025 08:00 AM EDT

CSMS # 64557422 - ACE Air Entry Type 86, Delayed Outbound Notifications

• 03/27/2025 02:27 PM EDT

CSMS # 64530241 - REMINDER: ACE Reports: No Data Updates from March 28 to April 2 Due to Software Upgrade

• 03/27/2025 08:00 AM EDT

CSMS # 64546169 - Truck Manifest Modernization UI Design Update

• 03/26/2025 05:06 PM EDT

CSMS # 64545745 - REMINDER: Upcoming deployment for U.S. Food and Drug Administration (FDA) ACE changes specified in FDA ACE Supplemental Guide 2.5.12

• 03/26/2025 04:32 PM EDT

CSMS # 64529547 - Initiation of Antidumping and Countervailing Duty Investigations: Certain Chassis and Subassemblies Thereof from Mexico, Thailand, and the Socialist Republic of Vietnam (Vietnam)

• 03/25/2025 12:22 PM EDT

CSMS # 64529154 - NMFS Certification of Admissibility Update: Newly Designated Officials for the Government of Mexico

• 03/25/2025 12:04 PM EDT

CSMS # 64526885 - ACE Reports: No Data Updates from March 28 to April 2 Due to Software Upgrade

• 03/25/2025 11:33 AM EDT

CSMS # 64459202 - Marking of Prescription Medications Webinar: Tuesday, April 15, 2024, at 11:00 a.m. ET

• 03/25/2025 08:00 AM EDT

CSMS # 64521223 - Backlog Cleared - Ocean Manifest Notifications

• 03/24/2025 04:51 PM EDT

CSMS # 64518722 -Delays-Ocean Manifest Notifications

• 03/24/2025 01:54 PM EDT

CSMS # 64516574 - Updated ABI Software Vendor List on CBP.gov

• 03/24/2025 11:48 AM EDT

CSMS # 64514918 - UPDATE - Energy and Energy Resources from Canada Subject to Additional Duties Pursuant to Executive Order

• 03/24/2025 09:45 AM EDT

CSMS # 64492842 - UPDATE: ACE Reports – Trade Export Data Universe Retires March 31, 2025

• 03/21/2025 12:45 PM EDT

CSMS # 64491013 - 2025 Trade Facilitation and Cargo Security (TFCS) Summit – Registration Now Open!

• 03/21/2025 11:07 AM EDT

CSMS # 64490888 - RESOLVED: ACE Reports Value Issue in Automated Export System Universe

• 03/21/2025 10:14 AM EDT

CSMS # 64484038 - Updating Permitted Customs Broker Listing on cbp.gov

• 03/20/2025 04:57 PM EDT

CSMS # 64482521 - Resolved - Users Unable to Access the Truck Trade Portal due to Technical Issue

• 03/20/2025 03:09 PM EDT

CSMS # 64481988 - Backlog Cleared - Ocean Manifest Notifications

• 03/20/2025 02:40 PM EDT

CSMS # 64481368 - Users Unable to Access the Truck Trade Portal due to Technical Issue

• 03/20/2025 02:04 PM EDT

CSMS # 64479941 - ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, March 22, 2025, to 4:00 a.m. ET Sunday, March 23, 2025

• 03/20/2025 12:17 PM EDT

CSMS # 64477844 - ACE Ocean Manifest Delayed Notifications

• 03/20/2025 09:50 AM EDT

CSMS # 64472173 - CORRECTION - GUIDANCE: Energy and Energy Resources from Canada

• 03/19/2025 06:08 PM EDT

CSMS # 64470807 - ACE Truck Manifest – Section 321 Consignee Address Validation

• 03/19/2025 04:03 PM EDT

CSMS # 64470405 - Updated Cargo Release Condition Codes Document Available

• 03/19/2025 03:18 PM EDT

CSMS # 64470161 - Guidance: QB 25-210 2025 Peanuts

• 03/19/2025 03:13 PM EDT

CSMS # 64467192 - Information: QB 25-308 2025 Specialty Sugar Period 4

• 03/19/2025 11:57 AM EDT

CSMS # 64465898 - Publication of ACE Cargo Release Business Rules and Process Document, Version 4.0

• 03/19/2025 10:14 AM EDT

CSMS # 64457308 - ACE Certification Standard Invasive Maintenance Window on Wednesday March 19, 2025

• 03/18/2025 02:47 PM EDT

CSMS # 64456886 - 232 EU Extended “STX” Exclusions Revoked

• 03/18/2025 02:37 PM EDT

CSMS # 64445407 - Updated Cargo Release Condition Codes Document Available

• 03/17/2025 02:59 PM EDT

CSMS # 64445218 - CAMIR and CATAIR Implementation Guide Updates for the ACE Certification Deployment: LVSS Codes

• 03/17/2025 02:53 PM EDT

CSMS # 64443556 - Completed - ACE manifest EDI Outage for ALL MOT's

• 03/17/2025 01:00 PM EDT

CSMS # 64442863 - ACE manifest EDI Outage for ALL MOT's

• 03/17/2025 12:10 PM EDT

CSMS # 64418992 - Updated ACE Development and Deployment Schedule Posted to CBP.gov/ACE

• 03/17/2025 11:19 AM EDT

CSMS # 64441676 - RESOLVED Entry Summary Issue Impacting Section 232 Steel Goods with Republic of Korea Country of Origin

• 03/17/2025 10:57 AM EDT

CSMS # 64421930 - Entry Summary Issue Impacting Section 232 Steel Goods with Republic of Korea Country of Origin

• 03/14/2025 03:51 PM EDT

CSMS # 64410085 - Update to Automated Export System (AES) Appendix F - Other Partnership Agency License Type Code – OPA validation

• 03/13/2025 04:30 PM EDT

CSMS # 64409769 - ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, March 15, 2025, to 4:00 a.m. ET Sunday, March 16, 2025

• 03/13/2025 04:15 PM EDT

CSMS # 64405973 - Correction: NCSD April 2025 Webinars

• 03/13/2025 12:02 PM EDT

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These documents may qualify as a “guidance document” as set forth in Executive Order 13891 and interpretations thereof; such guidance documents are not binding and lack the force and effect of law, except as authorized by law or as incorporated into a contract. These documents are being posted to this portal to provide stakeholders with useful information.

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