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HTS 8540Chapter 85

HTS 8540Thermionic, cold cathode or photocathode tubes (for example, vacuum or vapor or gas filled tubes, mercury arc rectifying tubes, cathode-ray tubes, television camera tubes); parts thereof: Duty Rate & Import Guide

Electrical Machinery and Equipment · 14 court cases · $15.4M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$15.4M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

HIGH

0 rulings — · 0 reg · 13 CIT, 1 CAFC (2 recent)

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: N/A · 🇧🇷 Brazil: N/A

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Data compiled from USITC HTS, US Census Bureau, CourtListener · As of 2026-04-27 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
Regulatory Pressure

This code has elevated regulatory activity — 0 CBP rulings (0 in last 2 years, trend: stable), 0 pending Federal Register actions, and 14 CIT/CAFC cases.

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Trade Remedy

Additional Tariffs Apply

Section 301 — China Tariffs+25%

List 1 — ~$34B of Chinese goods (machinery, electronics, industrial components)

Active — 7.5%–25% additional duties on Chinese-origin goods across four tranches (Lists 1–4A), with higher 2024/2025 increases on targeted product categories.

Effective 2018-07-06

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

Subheadings (51)

CodeDescriptionRate
8540.11Color:
8540.11.10Non-high definition, non-projection, having a video display diagonal exceeding <il>35.56 cm</il>15%
8540.11.10.30Not exceeding <il>39 cm</il>
8540.11.10.40Exceeding <il>39 cm</il> but not exceeding <il>45 cm</il>
8540.11.10.50Exceeding <il>45 cm</il> but not exceeding <il>50 cm</il>
8540.11.10.55Exceeding <il>50 cm</il> but not exceeding <il>63 cm</il>
8540.11.10.85Exceeding 63 cm
8540.11.24.01Having a video display diagonal not exceeding <il>34.29 cm</il>7.5%
8540.11.28.01Other15%
8540.11.30.00High definition, having a video display diagonal exceeding <il>35.56 cm</il>15%
8540.11.44.01Having a video display diagonal not exceeding <il>34.29 cm</il>7.5%
8540.11.48.01Other15%
8540.11.50.00Other15%
8540.12Monochrome:
8540.12.10.00Non-high definition3.6%
8540.12.20.00High definition3.6%
8540.12.50Non-high definition3.3%
8540.12.50.40Projection
8540.12.50.80Other
8540.12.70.00High definition3.3%
8540.20Television camera tubes; image converters and intensifiers; other photocathode tubes:
8540.20.20Cathode-ray tubes6%
8540.20.20.40Color
8540.20.20.80Other
8540.20.40.00Other3.3%
8540.40.10Data/graphic display tubes, monochrome; data/graphic display tubes, color, with a phosphor dot screen pitch smaller than 0.4 mm3%
8540.40.10.10Color
8540.40.10.50Other
8540.60.00Other cathode-ray tubes3%
8540.60.00.20Not exceeding <il>30 cm</il>
8540.60.00.65Exceeding 30 cm but not exceeding 36 cm
8540.60.00.80Exceeding <il>36 cm</il>
8540.71Magnetrons:
8540.71.20.00Modified for use as parts of microwave ovensFree
8540.71.40.00Other3.7%
8540.79Other:
8540.79.10.00Klystrons3.3%
8540.79.20.00Other3.7%
8540.81.00.00Receiver or amplifier tubes4.2%
8540.89.00Other3.7%
8540.89.00.20Gas and vapor electron tubes
8540.89.00.40Diodes, triodes and tetrodes
8540.89.00.60Light-sensing tubes
8540.89.00.80Other
8540.91Of cathode-ray tubes:
8540.91.15.00Front panel assemblies5.4%
8540.91.20.00Deflection coilsFree
8540.91.50.00Other5.4%
8540.99Other:
8540.99.40.00Electron guns; radio frequency (RF) interaction structures for microwave tubes of subheadings 8540.71 through 8540.79, inclusiveFree
8540.99.80.00OtherFree

Court of International Trade & Federal Circuit (14)

View all 14+ cases on PACER →

Matching Export Code (Schedule B)

8540110035Schedule B

CATHODE-RAY TV PICTURE TUBES, COLOR, VIDEO DISPLAY NOT EXCEEDING 50 CM (20 INCHES) DIAGONAL

Census Bureau export classification matching this HTS import code.

8538.90.10.008540.11