Tariff referenceChapter 38 › 3815.12.00

HTS 3815.12.00 — With precious metal or precious metal compounds as the active substance

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: › Supported catalysts: › With precious metal or precious metal compounds as the active substance

Current US duty rate

Column 1 (General / MFN)Free
Special (FTA programs)
Column 2 (other)25%

Additional duties may apply, depending on country of origin: Section 301 (China) — List 3 — 9903.88.03 (+25%).

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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=3815.12.00&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.