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Tariff referenceChapter 84 › 8471.70.20.00

HTS 8471.70.20.00 — Units for physical incorporation into automatic data processing machines or units thereof

The current US import duty for Units for physical incorporation into automatic data processing machines or units thereof (HTS 8471.70.20.00) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.

Automatic data processing machines and units thereof; magnetic or optical readers, machines for transcribing data onto data media in coded form and machines for processing such data, not elsewhere specified or included: › Storage units: › Magnetic disk drive units: › For a disk of a diameter exceeding 21 cm: › Units for physical incorporation into automatic data processing machines or units thereof

Current US duty rate

Column 1 (General / MFN)Free
Special (FTA programs)
Column 2 (other)35%

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

Alert me when this code changes (free) See all recorded changes

Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=8471.70.20.00&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).