HTS heading 8543 · Chapter 85
HTS 8543: Electrical machines and apparatus, having individual…
HTS heading 8543 covers electrical machines and apparatus, having individual functions, not specified or included elsewhere in this chapter; parts thereof. It has 26 tariff lines with a duty rate; the general (MFN) rates are Free (19 lines), 2.6% (4 lines), 1.9% (1 line) and others.
Imports may also owe Chapter 99 tariffs (Section 232, 301 or 201) depending on origin and date, plus the Merchandise Processing Fee and, by sea, the Harbor Maintenance Fee.
Rates from the 2026 HTS Revision 22, effective October 30, 2026. Source: U.S. International Trade Commission.
Tariff lines and duty rates
| HTS code | Description | General | Special | Column 2 | Estimate |
|---|---|---|---|---|---|
| 8543.10.00.00 | Particle accelerators[No.] | 1.9% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | Estimate → |
| 8543.20.00.00 | Signal generators[No.] | Free | 35% | Estimate → | |
| 8543.30 | Machines and apparatus for electroplating, electrolysis or electrophoresis: | ||||
| 8543.30.20.00 | Of a kind used solely or principally for the manufacture of printed circuits[No.] | Free | 35% | Estimate → | |
| 8543.30.90 | Other | 2.6% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | |
| 8543.30.90.10 | Hydrogen electrolyzers[No.] | Estimate → | |||
| 8543.30.90.40 | Magnesium anodes[No.] | Estimate → | |||
| 8543.30.90.90 | Other[No.] | Estimate → | |||
| 8543.40.00 | Electronic cigarettes and similar personal electric vaporizing devices | 2.6% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | |
| 8543.40.00.30 | With substances containing nicotine[No.] | Estimate → | |||
| 8543.40.00.40 | Other[No.] | Estimate → | |||
| 8543.70 | Other machines and apparatus: | ||||
| 8543.70.20.00 | Physical vapor deposition apparatus[No.] | 2.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | Estimate → |
| Electric synchros and transducers; flight data recorders; defrosters and demisters with electric resistors for aircraft: | |||||
| 8543.70.42.00 | Flight data recorders[No.] | Free | 35% | Estimate → | |
| 8543.70.45.00 | Other[No.] | 2.6% | Free (A*,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | Estimate → |
| 8543.70.60.00 | Articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks[No.] | Free | 35% | Estimate → | |
| 8543.70.71.00 | Electric luminescent lamps[No.] | 2% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 20% | Estimate → |
| Other: | |||||
| 8543.70.80.00 | Microwave amplifiers[No.] | Free | 35% | Estimate → | |
| Other: | |||||
| 8543.70.85.00 | For electrical nerve stimulation[No.] | Free | 35% | Estimate → | |
| 8543.70.88.00 | Electrical machines with translation or dictionary functions; video game console controllers which use infrared transmissions to operate or access the various functions and capabilities of the console[No.] | Free | 35% | Estimate → | |
| 8543.70.89.00 | Other portable battery operated electronic readers for recording and reproducing text, still images or audio files[No.] | Free | 35% | Estimate → | |
| 8543.70.91.00 | Digital signal processing apparatus capable of connecting to a wired or wireless network for the mixing of sound[No.] | Free | 35% | Estimate → | |
| 8543.70.93.01 | Portable interactive electronic education devices primarily designed for children[No.] | Free | 35% | Estimate → | |
| 8543.70.95.00 | Touch-sensitive data input devices (so-called "touch screens") without display capabilities, for incorporation into apparatus having a display, which function by detecting the presence and location of a touch within the display area (such sensing may be obtained by means of resistance, electrostatic capacity, acoustic pulse recognition, infra-red lights or other touch-sensitive technology)[No.] | Free | 35% | Estimate → | |
| 8543.70.97.00 | Plasma cleaner machines that remove organic contaminants from electron microscopy specimens and specimen holders[No.] | Free | 35% | Estimate → | |
| 8543.70.98 | Other | 2.6% | Free (A*,AU,B,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | |
| 8543.70.98.10 | Amplifiers[No.] | Estimate → | |||
| 8543.70.98.20 | Special effects pedals for use with musical instruments[No.] | Estimate → | |||
| 8543.70.98.60 | Other[No.] | Estimate → | |||
| 8543.90 | Parts: | ||||
| 8543.90.12.00 | Of physical vapor deposition apparatus of subheading 8543.70[No.] | Free | 35% | Estimate → | |
| Assemblies and subassemblies for flight data recorders, consisting of two or more parts or pieces fastened or joined together: | |||||
| 8543.90.15.00 | Printed circuit assemblies[No.] | Free | 35% | Estimate → | |
| 8543.90.35.00 | Other[No.] | Free | 35% | Estimate → | |
| Other: | |||||
| Printed circuit assemblies: | |||||
| 8543.90.65.00 | Of flat panel displays other than for articles of heading 8528, except for subheadings 8528.52 or 8528.62[No.] | Free | 35% | Estimate → | |
| 8543.90.68.00 | Other[No.] | Free | 35% | Estimate → | |
| Other: | |||||
| 8543.90.85.00 | Of flat panel displays other than for articles of heading 8528, except for subheadings 8528.52 or 8528.62[No.] | Free | 35% | Estimate → | |
| 8543.90.88 | Other | Free | 35% | ||
| 8543.90.88.45 | Of particle accelerators[No.] | Estimate → | |||
| 8543.90.88.65 | Of electronic cigarettes and similar personal electric vaporizing devices[No.] | Estimate → | |||
| 8543.90.88.85 | Other[No.] | Estimate → |
37 lines shown. Statistical suffixes (the last two digits) inherit the rate of the 8-digit subheading above them.
Example: base duty and fees on $10000
For HTS 8543.10.00.00 at the general rate of 1.9%, shipped by ocean, before any Chapter 99 tariffs:
| Base duty (1.9%) | $190.00 |
| Merchandise Processing Fee (0.3464%, min $34.58) | $34.64 |
| Harbor Maintenance Fee (0.125%) | $12.50 |
| Duty and fees | $237.14 |
Origin-specific tariffs can multiply this. Run this example from China or from Mexico to see every line.
Special program codes in this heading
- A, A*, A+
- Generalized System of Preferences (GSP)
- AU
- U.S.–Australia FTA
- B
- Automotive Products Trade Act
- BH
- U.S.–Bahrain FTA
- C
- Agreement on Trade in Civil Aircraft
- CL
- U.S.–Chile FTA
- CO
- U.S.–Colombia Trade Promotion Agreement
- D
- African Growth and Opportunity Act (AGOA)
- E, E*
- Caribbean Basin Economic Recovery Act
- IL
- U.S.–Israel FTA
- JO
- U.S.–Jordan FTA
- KR
- U.S.–Korea FTA (KORUS)
- MA
- U.S.–Morocco FTA
- OM
- U.S.–Oman FTA
- P, P+
- CAFTA-DR
- PA
- U.S.–Panama Trade Promotion Agreement
- PE
- U.S.–Peru Trade Promotion Agreement
- S, S+
- USMCA (United States–Mexico–Canada Agreement)
- SG
- U.S.–Singapore FTA
A special rate applies only when the goods qualify under that program's rules of origin and the claim is made at entry.
Duty by country of origin
Frequently asked questions
What is the duty rate for HTS 8543?
Heading 8543 has 26 rate lines. The general (MFN) duty rates are Free (19 lines), 2.6% (4 lines), 1.9% (1 line), 2.5% (1 line). Products of free trade agreement partners may enter at the special rate, and Column 2 rates apply to countries without normal trade relations. Chapter 99 tariffs can be added on top: calculate the full amount.
Do Section 301, 232 or 201 tariffs apply to HTS 8543?
It depends on the 8- or 10-digit subheading, the country of origin, the entry date and, for Section 232, the metal content. These additional duties are listed in Chapter 99 of the HTS. The free duty calculator checks each program for a given code, origin and date and shows which apply and why.
What fees are added to an import under HTS 8543?
Formal entries pay the Merchandise Processing Fee of 0.3464% of value (minimum $34.58, maximum $670.86 in FY2027). Ocean shipments also pay the Harbor Maintenance Fee of 0.125% of value. See the import duty calculator for how they combine.