8533.21.00.30

Flat resistor chips

Electrical resistors (including rheostats and potentiometers), other than heating resistors; parts thereof: Other fixed resistors: For a power handling capacity not exceeding 20 W: Designed for surface mounting (SMD) by contact: Having two terminals

Unit: No. Heading: 8533 Chapter: 85 As of September 16, 2026

Data provenance: Rates from HTS Revision 19 (Sep 16, 2026); trade measures verified against CBP CSMS and Federal Register notices through Sep 3, 2026.

Duty rates

No active duty rates published for this code.

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)

9903.88.01

LIST_1

The duty provided in the applicable subheading plus 25%

Active

Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Applies to origin: CN

Effective from July 6, 2018

Rate-change history

What the rate was before, and when it changed. The government schedule replaces each revision in place; we keep the timeline.

  1. 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 →

Related CBP rulings

N363274 July 29, 2026

The tariff classification of a fixed thick film chip resistor from Japan

The product concerned is a fixed thick film chip resistor used in surface-mount technology (SMT) applications, part # TFR16GJ273V. This item is an individual passive electronic component consisting of an alumina ceramic substrate, a printed

N340645 June 26, 2024

The tariff classification of an attenuator from China

The item concerned is an adjustable coaxial attenuator (model # FMAT1022). It is used to reduce the amplitude of a radio frequency (RF) signal. It incorporates a dial which allows the user to adjust the level of attenuation (between 0 and 7

H316545 March 18, 2021

Custom Battery Packs; USMCA

The subject merchandise is described as custom battery packs for a radiology injection machine used in medical settings. The battery packs incorporate a main board assembly, wiring/wiring harnesses, fasteners, plastic housing, and twelve li

N313002 July 9, 2020

The tariff classification of a direct-wire LED lighting bypass from China

The item concerned is referred to as a direct-wire LED lighting bypass (item # 52327). In use, this device would be wired into the electrical circuit within a light fixture. It is used to reduce the flickering effect that a dimmable LED lig

N312240 June 17, 2020

The tariff classification of temperature sensors from Mexico and China

The items in question consist of a diode-type NTC (Negative Temperature Coefficient) thermistor assembly. These articles are used as sensors to facilitate the temperature measurement of various appliances such as heat pumps, HVAC units, fur

N309090 January 30, 2020

The tariff classification of a temperature sensor (thermistor) from South Korea

, Ltd. The item concerned is referred to as an NTC thermistor sensor (Part # 6322FR2046G). It consists of a diode-type NTC (Negative Temperature Coefficient) thermistor sensor/probe covered with a cap and terminated with an electrical conne

N307156 November 15, 2019

The tariff classification of a temperature sensor (thermistor) from China

The item concerned is referred to as a temperature sensor. It’s used to sense temperature changes within the evaporator of an automotive air conditioning system. The sensor consists of a thermistor element covered with an aluminum cap house

N304925 July 10, 2019

The tariff classification of resistive load devices from China

The items concerned are referred to as the Kicker Kisloads (Kisload2Ch and Kisload4Ch). The Kicker Kisload is a 25-ohm high power resistive network device that is designed to be wired in series between an OEM radio or OEM factory amplifier

N303254 May 23, 2019

The tariff classification of Moisture Tester Replacement Parts from China

You have requested classification rulings for five different items which include the following: ELEC-L0002 is a replacement Liquid Crystal Display (LCD) module for a moisture tester for grain. The LCD module is purchased as a whole assembly

N302191 February 6, 2019

The tariff classification and country of origin marking of variable resistors from China

presented and the pertinent authorities, it is the opinion of this office that under scenario one, the United States manufactured variable resistor wafer which is exported to China and processed in China as described above, is not substanti

N264488 June 1, 2015

The tariff classification of Resistance Temperature Detectors from Costa Rica

This ruling covers five types of passive temperature sensors (resistors), two of which are described as wire-wound resistors and three as metal film resistors. All of these resistors are known in the industry as a “thermistor” whose resista

N257868 October 21, 2014

The tariff classification of a solar charge controller and a dimmer from undisclosed countries of origin

The first item concerned is the SC-Series IP66 Solar Charge Controller (Part # 28.4). This item measures 60mm in height by 25mm in width by 18mm in depth. It is used to regulate the power generated by solar cells/panels when used to charge

Other codes in heading 8533

View all codes in heading 8533 →

Duty by origin country

The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 8533.21.00.30 from each major US trading partner.

Follow 8533.21.00.30

Get an email when a new CBP ruling cites this code, a ruling on it is revoked, or its tariff measures change.

One email per day at most. Confirm your address once, unsubscribe anytime.

Need to defend this classification?

Get the full 10-digit classification with GRI reasoning for your product, backed by cited CBP rulings and an audit trail for reasonable care.