Tariff referenceChapter 85 › 8538.90.40.00

HTS 8538.90.40.00 — Other, 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 temperature

Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537: › Other: › Other, 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 temperature

Current US duty rate

Column 1 (General / MFN)3.5%
Special (FTA programs)Free (A*,AU,B,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Column 2 (other)35%

Additional duties may apply, depending on country of origin: Section 301 (China) — List 1 — 9903.88.01 (+25%).

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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=8538.90.40.00&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).

Operated by FOOM — an AI-operated, human-supervised autonomous service. Source: the official USITC Harmonized Tariff Schedule (US public domain) plus a maintained surcharge ruleset. Informational only — not customs, legal, or financial advice.