8540.91.50.00—Thermionic, 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, of cathode-ray tubes, otherGeneral
5.4%
Units
kg
Column 2
35%
Special
Free (A+,AU,B,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P,PA,PE,S,SG)
HTS 8540.91.50.00 is the U.S. Harmonized Tariff Schedule classification for Thermionic, 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, of cathode-ray tubes, other. It's a 10-digit statistical line in Chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers; television image and sound recorders and reproducers, and parts and accessories of such articles, Section XVI: Machinery and Mechanical Appliances; Electrical Equipment; Parts Thereof; Sound Recorders and Reproducers, Television Image and Sound Recorders and Reproducers, and Parts and Accessories of Such Articles, used by U.S. Customs and Border Protection to determine the duty rate at entry. No Chapter 99 tariff modifications (Section 301, Section 232, IEEPA) or AD/CVD orders currently flag this code in Tandom's catalog.
New to HTS codes? Read our guide on how HTS classification works →
Past CBP decisions classifying real products under this HTS code. Useful precedent when classifying a similar product — each ruling shows how CBP interpreted the code for a specific case.
Protest 1704-04-100111; Electron Guns, Parts of Cathode-Ray Tubes; Treatment, 19 U.S.C. 1625(c)
The tariff classification of an EB5 Electron Gun and filaments from England
The tariff classification of Conversion Adjustment Tape (CAT) from Japan
The tariff classification of an electron gun for a cathode-ray tube from Singapore.
The tariff classification of Electron Gun Mounts from Brazil and Mexico
Source: CBP CROSS (view all rulings on rulings.cbp.gov →)
HTS 8540.91.50.00 is the U.S. Harmonized Tariff Schedule classification for Thermionic, 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, of cathode-ray tubes, other. It belongs to Chapter 85 of the HTSUS.
The general (Column 1) duty rate for HTS 8540.91.50.00 is 5.4%. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
Yes. Imports of HTS 8540.91.50.00 from countries party to a trade program (such as USMCA, KORUS, GSP, or the African Growth and Opportunity Act) may qualify for the special rate: Free (A+,AU,B,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P,PA,PE,S,SG). Eligibility depends on rules of origin and certification.
The Column 2 rate for HTS 8540.91.50.00 is 35%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Cuba and North Korea).
No active Chapter 99 tariff overlays (Section 301, Section 232, IEEPA reciprocal, etc.) currently flag HTS 8540.91.50.00 in Tandom's catalog. Use the calculator's date + origin inputs to confirm against any retroactive overlay you may be filing.
No active AD/CVD orders currently flag HTS 8540.91.50.00 in Tandom's catalog. Tandom monitors Federal Register notices daily; a flag will appear here within 24h of any new order's publication.
Free Trade Agreement and special-program eligibility
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