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HTS heading 8406: Steam turbines and other vapor turbines, and parts thereof

Heading 8406 of the US Harmonized Tariff Schedule covers Steam turbines and other vapor turbines, and parts thereof. Below: every rated tariff line in it with its general duty rate, Section 301 China status and exclusions, then a page per line with a free duty calculator.

Official USITC HTS, 2026HTSRev22 · check on hts.usitc.gov

Heading 8406 at a glance

Goods named in this heading (official line texts): Steam turbines, Steam turbines, Steam turbines, Rotors, finished for final assembly, Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and …, Blades, rotating or stationary, Rotors, finished for final assembly, Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and …, Blades, rotating or stationary.

Subheadings (6-digit)

All tariff lines in heading 8406

LineDescriptionGeneralSection 301 (China)Exclusions
8406.10.10Turbines for marine propulsion: Steam turbines6.7%List 1 +25%
8406.10.90Turbines for marine propulsion: OtherFreeList 1 +25%
8406.81.10Of an output exceeding 40 MW: Steam turbines6.7%List 3 +25%
8406.81.90Of an output exceeding 40 MW: OtherFreeList 1 +25%
8406.82.10Of an output not exceeding 40 MW: Steam turbines6.7%List 2 +25%
8406.82.90Of an output not exceeding 40 MW: OtherFreeList 1 +25%
8406.90.20Rotors, finished for final assembly5%List 3 +25%
8406.90.30Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and …5%List 3 +25%
8406.90.40Blades, rotating or stationary5%List 3 +25%
8406.90.45Of steam turbines: Other5%List 3 +25%
8406.90.50Rotors, finished for final assemblyFreeList 3 +25%
8406.90.60Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and …FreeList 3 +25%
8406.90.70Blades, rotating or stationaryFreeList 3 +25%
8406.90.75Other: OtherFreeList 3 +25%

All of chapter 84 · Chapter 84 rate summary · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC) and USTR Section 301 notices in HTS Chapter 99; not legal or customs advice. Classification is decided by CBP; confirm with a licensed customs broker or a CBP binding ruling.

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