Key facts
- HS subheading
- 8542.31
- Duty (MFN)
- Free
- National lines
- 13
- Tariff
- United States
- 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
Summary
The United States tariff splits HS 8542.31 (electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits) into 13 national lines: 8542.31.00.15 (8-bit), 8542.31.00.20 (16-bit), 8542.31.00.25 (32-bit), 8542.31.00.30 (other) and 9 others. Every United States line under 8542.31 is free of general (MFN) duty.
United States lines under 8542.31
The United States tariff splits HS 8542.31 (electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits) into 13 national lines: 8542.31.00.15 (8-bit), 8542.31.00.20 (16-bit), 8542.31.00.25 (32-bit), 8542.31.00.30 (other) and 9 others.
Every United States line under 8542.31 is free of general (MFN) duty.
- 8542.31.00.158-bitDuty: Free
- 8542.31.00.2016-bitDuty: Free
- 8542.31.00.2532-bitDuty: Free
- 8542.31.00.30OtherDuty: Free
- 8542.31.00.35Digital signal processors (DSPs)Duty: Free
- 8542.31.00.40Graphics processing units (GPUs)Duty: Free
- 8542.31.00.45Central processing units (CPUs)Duty: Free
- 8542.31.00.50OtherDuty: Free
- 8542.31.00.55Complex programmable logic devices (CPLDs)Duty: Free
- 8542.31.00.60Field programmable gate arrays (FPGAs)Duty: Free
- 8542.31.00.65OtherDuty: Free
- 8542.31.00.70System on chip (SoCs)Duty: Free
- 8542.31.00.75OtherDuty: Free
In other countries
No other national tariff on border.bot has live lines under 8542.31 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 8542.31?
The United States tariff splits HS 8542.31 (electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits) into 13 national lines: 8542.31.00.15 (8-bit), 8542.31.00.20 (16-bit), 8542.31.00.25 (32-bit), 8542.31.00.30 (other) and 9 others.
What is the duty on HS 8542.31 in the United States?
Every United States line under 8542.31 is free of general (MFN) duty.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: