CSMS #65246057•Wednesday, June 4, 2025
TariffHigh UrgencyAction Required
CSMS # 65246057 - Harmonized System Update (HSU) 2521
Type: UPDATE
CSMS # 65246057 - Harmonized System Update (HSU) 2521 U.S. Customs and Border Protection sent this bulletin at 06/04/2025 02:15 PM EDT CSMS # 65246057 - Harmonized System Update (HSU) 2521 Harmonized System Update (HSU) 2521 was created on June 4, 2025, and contains 35 Harmonized Tariff Records and 73 Automated Broker Interface (ABI) records. HSU 2521 includes Section 232 Aluminum and Steel tariff adjustments effective June 4,2025. For more information regarding Section 232 Aluminum and Steel adjustments please see Executive Order 14289 . Questions regarding the latest Section 232 changes should be directed to the Trade Remedy inbox at traderemedy@cbp.dhs.gov . Questions or concerns with the Harmonized System Update should be directed to the HTS admin at HTSadmin@cbp.dhs.gov . Related messages: CSMS # 65236574 Update your subscriptions, modify your password or e-mail address, or stop subscriptions at any time on your Subscriber Preferences Page . You will need to use your e-mail address to log in. If you have questions or problems with the subscription service, please contact subscriberhelp.
Additional Information
Programs Affected:
ABISection 232