HTS 8540.99.80.00
Thermionic, cold cathode or photo-cathode valves and tubes (e.g. vacuum, vapour, gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode-ray and television camera tubes) — Other
Chapter 85
Current Duty Rates
Source: USITC Harmonized Tariff Schedule — Last updated April 8, 2026
Rates reflect current base duties plus applicable surcharges. Section 301 rates apply to China-origin goods. Verify with your customs broker for your specific classification.
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Recent Changes
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Frequently Asked
What is HTS 8540.99?
HTS 8540.99 covers thermionic, cold cathode or photo-cathode valves and tubes (e.g. vacuum, vapour, gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode-ray and television camera tubes) — other. It falls under Chapter 85 of the Harmonized Tariff Schedule of the United States.
What is the duty rate for HTS 8540.99.80.00?
The base (MFN) duty rate for HTS 8540.99.80.00 is Free.
Are there any exclusions for HTS 8540.99.80.00?
Exclusions may apply depending on active Section 301 or Section 232 exclusion lists. Check the USTR exclusion portal or use TariffDesk to monitor this code for changes, including new exclusions.
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