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HTS heading 9032: Automatic regulating or controlling instruments and apparatus; parts and accessories thereof

Heading 9032 of the US Harmonized Tariff Schedule covers Automatic regulating or controlling instruments and apparatus; parts and accessories 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 9032 at a glance

Goods named in this heading (official line texts): Thermostats, Manostats, Hydraulic and pneumatic, Designed for use in a 6, 12 or 24 V system, Designed for use in a 6, 12 or 24 V system.

Subheadings (6-digit)

All tariff lines in heading 9032

LineDescriptionGeneralSection 301 (China)Exclusions
9032.10.00Automatic regulating or controlling instruments and apparatus; parts and accesso…: Thermostats1.7%List 1 +25% (1 product exclusion may apply)1
9032.20.00Automatic regulating or controlling instruments and apparatus; parts and accesso…: ManostatsFreeList 1 +25%
9032.81.00Other instruments and apparatus: Hydraulic and pneumaticFreeList 1 +25%
9032.89.20Designed for use in a 6, 12 or 24 V system1.1%List 1 +25%
9032.89.40Automatic voltage and voltage-current regulators: Other1.7%List 1 +25%
9032.89.60Other: Other1.7%List 1 +25%
9032.90.21Designed for use in a 6, 12 or 24 V system1.1%List 1 +25%
9032.90.41Of automatic voltage and voltage-current regulators: Other1.7%List 1 +25%
9032.90.61Parts and accessories: Other1.7%List 1 +25%

All of chapter 90 · Chapter 90 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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