8538.90—Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537, other
General duty rate
Free – 3.5%
Across 8 10-digit lines; pick a line below for the exact rate
Coverage on this page
Up one level: 8538 — Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537: (heading)
Plain-English explanation
HTS 8538.90 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537, other. It sits in Chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers; television image and sound recorders and reproducers, and parts and accessories of such articles, Section XVI: Machinery and Mechanical Appliances; Electrical Equipment; Parts Thereof; Sound Recorders and Reproducers, Television Image and Sound Recorders and Reproducers, and Parts and Accessories of Such Articles and rolls up 8 10-digit statistical lines, with general duty rates ranging from Free to 3.5%. 2 Chapter 99 tariff modifications currently touch one or more lines under this subheading.
10-digit lines under 8538.90(8)
Pick a line to view full rate detail and compute landed duty
8538.90.10.00Of an article of heading 8537 for one of the articles described in additional U.S. note 11 to chapter 85Free8538.90.30.00Other3.5%8538.90.40.00Other, for the articles of subheading 8535.90.40, 8536.30.40 or 8536.50.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature3.5%8538.90.60.00Molded parts3.5%8538.90.81.20Of automatic circuit breakers3.5%8538.90.81.40Metal contacts3.5%Tariff modifications(2)
Chapter 99 overlays touching one or more lines under 8538.90
| Code | Authority | Rate |
|---|---|---|
| 9903.88.01 | section_301 | The duty provided in the applicable subheading plus 25% |
| 9903.88.06 | section_301 | The duty provided in the applicable subheading |
Frequently asked questions
What does HTS 8538.90 cover?
HTS 8538.90 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537, other. It belongs to Chapter 85 and rolls up 8 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 8538.90?
General (Column 1) duty rates for the 10-digit lines under HTS 8538.90 range from Free to 3.5%. The exact rate depends on the specific 10-digit statistical line — pick a line below to see its full rate detail.
How do I find the right 10-digit line under HTS 8538.90?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader subheading HTS 8538.90 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 8538.90?
Learn more
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How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
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