section 232

CSMS #68554727 · GUIDANCE: Technical Corrections to Section 232 Duties on Imports of Aluminum, Steel, and Copper

Origins: NL

📌 ETDETA brief — importer impact summary (educational)

Brief takeaway: This notice announces technical corrections to how Section 232 duties on steel, aluminum, and copper are classified and reported in ACE, including new handling for goods with a Netherlands melt-and-pour origin.

What changed: According to the notice, technical corrections to Annex IV of Presidential Proclamation 11021 were published on April 29, 2026 (91 FR 23056). The notice states that a new HTSUS classification, 9903.82.01, is already effective in ACE, and that ACE functionality to accept goods with a melt-and-pour country of the Netherlands under Headings 9903.82.04 and 9903.82.05 will be available on May 7, 2026.

Who's affected: The notice names imports of steel, aluminum, and copper articles and their derivatives (metal articles), citing Proclamation 11021's 10-50% additional duties on the full customs value from all countries, effective April 6, 2026. It specifically references goods with a melt-and-pour country of origin of the Netherlands.

What to review:
- Review whether your metal articles may fall under the referenced Section 232 headings (9903.82.01, 9903.82.04, 9903.82.05).
- Confirm with your broker how the melt-and-pour country, including the Netherlands, may need to be reported in ACE.
- Check the timing of the May 7, 2026 ACE functionality against your entry dates.
- Confirm current duty treatment against 91 FR 18201, 91 FR 23056, and CSMS 68253075.

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

Official notice

GUIDANCE: Technical Corrections to Section 232 Duties on Imports of Aluminum, Steel, and Copper The purpose of this message is to provide guidance regarding the technical corrections to Annex IV of Presidential Proclamation 11021, “ Strengthening Actions Taken to Adjust Imports of Aluminum, Steel, and Copper into the United States.” BACKGROUND On April 2, 2026, the President issued Proclamation 11021 , “ Strengthening Actions Taken to Adjust Imports of Aluminum, Steel, and Copper into the United States ,” under Section 232 of the Trade Expansion Act of 1962, as amended (19 U.S.C. 1862). This proclamation impo ses 10-50% additional duties on the full customs value of certain imports of steel, aluminum, copper articles (metal articles) and their derivatives from all countries, effective April 6, 2026. See 91 FR 18201 and CSMS 68253075 . On April 29 , 202 6 , the Secretary of Commerce published “ Notice of Technical Corrections to the Harmonized Tariff Schedule of the United States for Duties Imposed by Presidential Proclamation 11021 .” See 91 FR 23056 . New Harmonized Tariff Schedule of the United States (HTSUS) classification 9903.82.01 established by this Notice is already effective in the Automated Commercial Environment ( ACE) . The ACE f unctionality for the acceptance of goods with a melt and pour country of the Netherlands under Headings 9903.82.04 and 9903.82.05 will be available on May 7, 2026. GUIDANCE This guidance provides i nstructions for importers, brokers, and

Source: CBP CSMS · Read the official notice ↗

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This update is a general educational summary based on public CBP CSMS / Federal Register information. It is not legal advice, customs broker advice, a final classification, duty determination, entry instruction, or compliance determination. Importers should confirm applicability, effective dates, HTSUS/Chapter 99 reporting, rates, refunds, PSC procedures, and filing instructions with their licensed customs broker, trade counsel, and/or CBP.