8542.31.00
8-digit subheadingProcessors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
This is a 8-digit subheading — a category, not a filing code. Pick the more specific code beneath it that best matches your goods; only a 10-digit statistical code can be used on a customs entry.
Duty rates
Duty-free under this rate column.
| Rate | Value and what it means |
|---|---|
| General rate (Column 1) | FreeColumn 1 general Applies to most trading partners — the standard "normal trade relations" rate. |
| Special rate (Column 1) | —Trade programs The country letters in parentheses are free trade agreement and preference programs. If your goods qualify under one of them, that rate replaces the general rate. |
| Column 2 rate | 35%Non-NTR Reserved for the small group of countries that do not have normal trade relations with the US (currently Cuba, North Korea, Russia and Belarus). Almost no importer uses this column — if you are shipping from anywhere else, ignore it. |
| Unit of quantity | — How CBP expects the quantity to be reported on the entry summary. |
Where this sits in the schedule
The tariff schedule is read top-down: each line inherits the wording of the categories above it.
Electronic integrated circuits; parts thereof: > Electronic integrated circuits:
Codes within Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
13 more specific lines fall under 8542.31.00.
- 8542.31.00.158-bit10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Controllers (including microcontrollers):
- 8542.31.00.2016-bit10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Controllers (including microcontrollers):
- 8542.31.00.2532-bit10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Controllers (including microcontrollers):
- 8542.31.00.30Other10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Controllers (including microcontrollers):
- 8542.31.00.35Digital signal processors (DSPs)10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Processors (including microprocessors):
- 8542.31.00.40Graphics processing units (GPUs)10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Processors (including microprocessors):
- 8542.31.00.45Central processing units (CPUs)10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Processors (including microprocessors):
- 8542.31.00.50Other10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Processors (including microprocessors):
- 8542.31.00.55Complex programmable logic devices (CPLDs)10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Programmable logic devices (PLDs):
- 8542.31.00.60Field programmable gate arrays (FPGAs)10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Programmable logic devices (PLDs):
- 8542.31.00.65Other10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits > Programmable logic devices (PLDs):
- 8542.31.00.70System on chip (SoCs)10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
- 8542.31.00.75Other10-digit statistical codeElectronic integrated circuits; parts thereof: > Electronic integrated circuits: > Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Chapter 85: Electrical Machinery and Equipment; Sound and TV Equipment; Parts
Browse every code in this chapter to compare neighbouring classifications.
View Chapter 85Source: USITC Harmonized Tariff Schedule, 2026 Basic Edition, Revision 16. Rate text is reproduced verbatim from the official export; category paths and duty estimates are derived.
Data loaded August 18, 2026.Check this chapter on hts.usitc.govReport an error with this codeHow this data is built