# HTS 8542: Electronic integrated circuits; parts thereof:

https://geopax.app/tariffs/catalog/85/8542

Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=8542). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 8542: Electronic integrated circuits; parts thereof:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 8542 | Electronic integrated circuits; parts thereof: |  |  |  |  |
|  |   Electronic integrated circuits: |  |  |  |  |
| 8542.31.00 |     Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits | Free |  | 35% |  |
|  |       Controllers (including microcontrollers): | Free |  | 35% |  |
| 8542.31.00.15 |         8-bit | Free |  | 35% | No. |
| 8542.31.00.20 |         16-bit | Free |  | 35% | No. |
| 8542.31.00.25 |         32-bit | Free |  | 35% | No. |
| 8542.31.00.30 |         Other | Free |  | 35% | No. |
|  |       Processors (including microprocessors): | Free |  | 35% |  |
| 8542.31.00.35 |         Digital signal processors (DSPs) | Free |  | 35% | No. |
| 8542.31.00.40 |         Graphics processing units (GPUs) | Free |  | 35% | No. |
| 8542.31.00.45 |         Central processing units (CPUs) | Free |  | 35% | No. |
| 8542.31.00.50 |         Other | Free |  | 35% | No. |
|  |       Programmable logic devices (PLDs): | Free |  | 35% |  |
| 8542.31.00.55 |         Complex programmable logic devices (CPLDs) | Free |  | 35% | No. |
| 8542.31.00.60 |         Field programmable gate arrays (FPGAs) | Free |  | 35% | No. |
| 8542.31.00.65 |         Other | Free |  | 35% | No. |
| 8542.31.00.70 |       System on chip (SoCs) | Free |  | 35% | No. |
| 8542.31.00.75 |       Other | Free |  | 35% | No. |
| 8542.32.00 |     Memories | Free |  | 35% |  |
|  |       Dynamic read-write random access (DRAM): | Free |  | 35% |  |
| 8542.32.00.02 |         Not over 128 megabits | Free |  | 35% | No. |
| 8542.32.00.24 |         Over 128 megabits but not over 256 megabits | Free |  | 35% | No. |
| 8542.32.00.28 |         Over 256 megabits but not over 512 megabits | Free |  | 35% | No. |
| 8542.32.00.32 |         Over 512 megabits but not over 1 gigabit | Free |  | 35% | No. |
| 8542.32.00.36 |         Over 1 gigabit | Free |  | 35% | No. |
| 8542.32.00.41 |       Static read-write random access (SRAM) | Free |  | 35% | No. |
| 8542.32.00.51 |       Electrically erasable programmable read-only memory (EEPROM) | Free |  | 35% | No. |
| 8542.32.00.61 |       Erasable (except electrically) programmable read-only memory (EPROM) | Free |  | 35% | No. |
| 8542.32.00.71 |       Other | Free |  | 35% | No. |
| 8542.33.00.01 |     Amplifiers | Free |  | 35% | No. |
| 8542.39.00 |     Other | Free |  | 35% |  |
| 8542.39.00.10 |       RF transceivers | Free |  | 35% | No. |
| 8542.39.00.20 |       Active filters | Free |  | 35% | No. |
|  |       Data converters: | Free |  | 35% |  |
| 8542.39.00.30 |         Analog to digital converters (ADCs) | Free |  | 35% | No. |
| 8542.39.00.40 |         Digital to analog converters (DACs) | Free |  | 35% | No. |
| 8542.39.00.50 |         Other | Free |  | 35% | No. |
| 8542.39.00.70 |       With adjustable performance characteristics, not elsewhere specified or included | Free |  | 35% | No. |
| 8542.39.00.90 |       Other | Free |  | 35% | No. |
| 8542.90.00.00 |   Parts | Free |  | 35% | No. |