CSMS #69087399 · GUIDANCE: Duty Offset for Imports of Automobile and Medium and Heavy-Duty Vehicle Parts

Brief takeaway: This CBP message explains how an import adjustment offset can reduce Section 232 duties owed on certain automobile and medium/heavy-duty vehicle parts, and updates earlier guidance.

What changed: According to the notice, CBP is providing guidance on the import adjustment offset applicable to Section 232 duties on automobile and medium and heavy-duty vehicle parts. The notice states it updates the prior CSMS message on the offset for automobile parts and adds new guidance covering the offset for medium and heavy-duty vehicle parts.

Who's affected: The notice cites imports of automobile parts and medium and heavy-duty vehicle parts subject to Section 232 duties, referencing Proclamation 10908 (25 percent ad valorem tariff, effective May 3, 2025), Proclamation 10925 (offset amount), Commerce/ITA procedures published June 13, 2025, and Proclamation 10984 (October 17, 2025). Specific HTS codes and countries of origin are not stated in the excerpt provided.

What to review:
- Review whether your imported parts fall within the automobile or medium/heavy-duty vehicle parts categories referenced in the cited proclamations.
- Confirm with your broker how the import adjustment offset is calculated and reported under the ITA procedures.
- Check the effective dates and any amendments introduced by Proclamation 10984.
- Confirm the full text of this CSMS and the underlying Federal Register notices, as this excerpt is incomplete.

This is general information, not legal advice and not a compliance determination — confirm specifics with a licensed customs broker or trade counsel.