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HTS 8540.79.20 duty rate

Other: Other. General duty 3.7%; for goods of Chinese origin, general + Section 301 (+25%) comes to 28.7% before any other duties.

3.7%General (MFN) duty rate
List 1 +25%Section 301, products of China
28.7%General + Section 301 for China, ad valorem
35%Column 2 (Cuba, North Korea, Russia, Belarus)

Official USITC Harmonized Tariff Schedule, 2026HTSRev20 · data built 2026-10-02 · check on hts.usitc.gov

Tariff line8540.79.20
DescriptionThermionic, 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: › Microwave tubes (for example, magnetrons, klystrons, traveling wave tubes, carcinotrons), excluding grid-controlled tubes: › Other: › Other
General rate3.7%
Special rate (trade programs)Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA, OM,P,PA,PE,S,SG)
Column 2 rate35%
Units of quantityNo.
Section 301 (China)List 1 +25%

Section 301 China tariffs on this line

Chapter 99 headingListExtra dutyStatus
9903.88.01List 1+25%in effect

2026 US–China tariff reduction lists: The US–China reduction lists are not published yet. Dutyfinch checks the Federal Register every day and flags each code as soon as the list appears.

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Nearby tariff lines

8540.11.10 · 8540.11.24 · 8540.11.28 · 8540.11.30 · 8540.11.44 · 8540.11.48 · 8540.11.50 · 8540.12.10 · 8540.12.20 · 8540.12.50 · 8540.12.70 · 8540.20.20 · 8540.20.40 · 8540.40.10 · 8540.60.00 · 8540.71.20 · 8540.71.40 · 8540.79.10 · 8540.81.00 · 8540.89.00 · 8540.91.15 · 8540.91.20 · 8540.91.50 · 8540.99.40 · 8540.99.80

← 8540.79.10 · 8540.81.00 → · Heading 8540 · Chapter 85 · Chapter 85 rate summary

General information from the official US Harmonized Tariff Schedule (USITC) and Federal Register; not legal or customs advice. Section 232, IEEPA, antidumping/countervailing and other duties can also apply. Confirm classification and rates with CBP or a licensed customs broker before you file.