8410.90.00.00
Parts, including regulators
Hydraulic turbines, water wheels and regulators therefor; parts thereof
Data provenance: Rates from HTS Revision 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.
Duty rates
Column 1 (General / MFN)
3.8%
Column 2 (Non-NTR)
27.5%
Column 1 (Special / FTA)
Free
Eligible
The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.
Trade measures (Chapter 99)
No active Chapter 99 measures are linked to this code.
Rate-change history
What the rate was before, and when it changed. The government schedule replaces each revision in place; we keep the timeline.
-
RATE_INCREASE USITC HTS Revision 2026.7
Rate increase on 9903.82.03: 0% → 15% (Section 232 combined metals)
See the change → -
SCOPE_EXPANSION Proclamation April 2, 2026 - Combined Metals
Section 232 steel scope expanded: 523 HTS codes added under combined-metals framework
See the change → -
NEW_PROGRAM Proclamation April 2, 2026 - Combined Metals
Combined Section 232 metals framework introduced — 16 new Chapter 99 codes (9903.82.02–17)
See the change → -
NEW_PROGRAM Executive Order Feb 1, 2026 — Reciprocal Tariff (FR 2026-03824)
Section 122 reciprocal surcharge in effect — additional 10% on most imports through July 24, 2026
See the change → -
Base rate HTS 2023
Column 1 general rate set to 3.8%.
Related CBP rulings
The country of origin marking of a runner assembly.
Runner Assembly (runner), which is a part of a Francis type hydro-turbine. The runner assembly consists of the following sub components: band, crown, cone, and blades.
The tariff classification and status under the North American Free Trade Agreement (NAFTA), of part of a water wheel, or hydraulic turbine, from Canada; Article 509
The article in question is described as an assembly for a water wheel assembled in Canada from two non-originating parts from Korea and Slovenia. The parts undergo various manufacturing processes in Canada, including machining, assembly and
Classification and country of origin determination for women’s knitwear; 19 CFR 102.21(c)(4)
The subject merchandise consists of Style 8410 /8410P /8410W, which is a woman’s knitted cardigan that consists of 95% cotton, 5% spandex fibers. The cardigan features a full-front opening with a zippered closure; long sleeves with hemmed s
The tariff classification of a hydraulic turbine, generator and related components from various countries.
The items in question are described as a hydraulic turbine, an electrical generator, a hydraulic turbine control/regulation system, an electronic turbine/generator control system , and a speed increasing gearbox.. Descriptive literature was
The tariff classification of various parts used on or with a hydraulic turbine from Sweden
At issue in this request are four components used either in, or in conjunction with, hydraulic turbines. The items consist of runner blades, oil head and control tubes, stop logs, and a model turbine used for testing purposes. The runner bl
The tariff classification of hydraulic turbine; ball valves; and turbine controllers from Norway
The literature submitted with your inquiry details four types of inter-related merchandise: impulse type hydraulic turbines; hydraulic turbine controllers; cast iron ball valves; and microprocessor-based turbine controllers. All of this mer
The tariff classification of turbine parts from Canada
The tariff classification of turbine parts from Canada
The tariff classification of turbine parts from Canada
The tariff classification of turbine parts from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
The tariff classification of turbine components from Canada
Other codes in heading 8410
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 8410.90.00.00 from each major US trading partner.
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