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%. No Chapter 99 tariff modifications or AD/CVD orders currently flag any line under this subheading in Tandom's catalog.
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%8538.90.81.60Other parts of switchgear, switchboards, panel boards and distribution boards3.5%8538.90.81.80Other3.5%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?
No active AD/CVD (antidumping or countervailing duty) orders currently flag any line under HTS 8538.90 in Tandom's catalog. Tandom monitors Federal Register notices daily; any new orders will appear here within 24h of publication.
Learn more
Tandom guides relevant to this code
Trade compliance APIs in broker workflows
Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.
Open resource
Bulk-classify SKU descriptions with the Tandom HTS Classifier API
Run thousands of product descriptions through HTS classification, score the confidence, and triage borderline rows. Public search endpoint plus the closed-beta three-layer Classifier.
Open resource
How Chapter 99 tariff layers stack on a single entry
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.
Open resource
Write a Claude or ChatGPT prompt for broker-grade HTS classification
Why raw LLM prompts fabricate stat suffixes, why MCP-augmented prompts do not, and the prompt template a broker can hand to Claude or ChatGPT today.
Open resource
What changed for low-value shipments after de minimis suspension
What changed for low-value DTC and ecommerce shipments after Section 321 de minimis was suspended in 2025. Filing, fees, and duty math through 2027.
Open resource
Extract HTS-eligible fields from commercial invoices
Turn a PDF commercial invoice into ACE-ready entry data. Which fields to extract, how to chain extraction into HTS classification and duty calculation.
Open resource