Base
HTS 8406.90.45Chapter 84

HTS 8406.90.45Other Duty Rate & Import Guide

Nuclear Reactors, Boilers, Machinery · 1 pending regulation · $24.5M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

5%

Special

Free (A,AU,BH,CL,CO,D,E,IL,JO,JP,KR,MA,OM,P,PA,PE,S,SG)

Column 2

20%

Preferential Rates Available

Trade Agreement Eligibility

CUSMAKORUS

Notes

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Trade Intelligence

Monthly Imports

$24.5M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

LOW

0 rulings — · 1 reg · 0 cases

Global Rates

🇺🇸 5%

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: Free · 🇧🇷 Brazil: 5 NCM codes

Compare All →

Data compiled from USITC HTS, US Census Bureau, Federal Register, Regulations.gov, CPSC SaferProducts.gov, HMRC / DG TAXUD / CBSA / SISCOMEX · As of 2026-04-28 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
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 (3)

CodeDescriptionRate
8406.90.45Other5%
8406.90.45.40Rotors or spindles and rotor or spindle assemblies
8406.90.45.80Other

Federal Register (1)

Regulatory Dockets (2)

USTR regulatory documents related to this tariff code from Regulations.gov.

Source: Regulations.gov

Matching Export Code (Schedule B)

8406900040Schedule B

PARTS FOR STEAM TURBINES

Census Bureau export classification matching this HTS import code.

8406.90.40.008406.90.45.40