8542.31.00—Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuitsGeneral duty rate
Free
Across 13 10-digit lines
Coverage on this page
HTS 8542.31.00 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits. 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 13 10-digit statistical lines, all with a general duty rate of Free. 1 Chapter 99 flag links to one or more child lines (1 active).
Pick a line to view its exact rate and estimate duties and customs fees
8542.31.00.158-bitFree8542.31.00.2016-bitFree8542.31.00.2532-bitFree8542.31.00.30OtherFree8542.31.00.35Digital signal processors (DSPs)Free8542.31.00.40Graphics processing units (GPUs)Free8542.31.00.45Central processing units (CPUs)Free8542.31.00.50OtherFree8542.31.00.55Complex programmable logic devices (CPLDs)Free8542.31.00.60Field programmable gate arrays (FPGAs)Free8542.31.00.65OtherFree8542.31.00.70System on chip (SoCs)Free8542.31.00.75OtherFreeProvisions linked to one or more lines under 8542.31.00; applicability depends on origin, product facts, claims, and entry date
| Code | Authority | Rate |
|---|---|---|
| 9903.91.05 | section_301Active | The duty provided in the applicable subheading + 50% |
HTS 8542.31.00 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits. It belongs to Chapter 85 and rolls up 13 10-digit statistical lines that brokers actually file at entry.
Every 10-digit line under HTS 8542.31.00 carries a general (Column 1) duty rate of Free. Chapter 99 flags and potentially relevant AD/CVD order flags are shown at the per-line level; applicability depends on the shipment facts, written scope, and entry date.
Tandom links section_301 provision 9903.91.05 to HTS 8542.31.00. Its published rate notation is The duty provided in the applicable subheading + 50%, and its status on 2026-09-25 is active. A flag is not a shipment-level determination; check origin, product facts, claims, and entry date.
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader tariff item HTS 8542.31.00 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.
Tandom's current catalog view links no potentially relevant AD/CVD (antidumping or countervailing duty) order flags to lines under HTS 8542.31.00. Check current Commerce scope materials and Federal Register notices before relying on an HTS-only screen.
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