What does 9031.90 cover?

Parts and accessories:. This is a heading-level category with several subordinate codes — open one to see its full duty breakdown.

Where does this data come from?

Codes and MFN base rates come from the full USITC HTS 2026 Rev.11 export. Section 301/232/122 surcharge mappings are approximated pending code-level review. Every rate carries a source_url and effective_from, so you can trace it back to the controlling notice.

9031.90 — Parts and accessories: | US duty

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9031.90 · Parts and accessories:

This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.

Subordinate codes (6)

Code	Description
9031.90.21.00	Of profile projectors
9031.90.45.00	Bases and frames for the coordinate-measuring machines of subheading 9031.49.40
9031.90.54.00	Of optical instruments and appliances of subheading 9031.41 or 9031.49.70
9031.90.59.00	Other
9031.90.70.00	Of articles of subheading 9031.80.40
9031.90.91	Other

Frequently asked

What does 9031.90 cover?: Parts and accessories:. This is a heading-level category with several subordinate codes — open one to see its full duty breakdown.
Where does this data come from?: Codes and MFN base rates come from the full USITC HTS 2026 Rev.11 export. Section 301/232/122 surcharge mappings are approximated pending code-level review. Every rate carries a source_url and effective_from, so you can trace it back to the controlling notice.