CHAPTER 99 · TRADE MEASURE CODE

9903.91.03

Active

9903.91.03 implements Section 301 on goods of China origin, adding +100% on top of the base HTS duty. It is effective September 27, 2024.

Data provenance: Rates from HTS Revision 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.

Additional rate

+100%

Status

Active

Applies to

China

Base codes paired

What 9903.91.03 implements

Except as provided in heading 9903.91.10, effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (d) of U.S. note 31 to this subchapter

HTS legal text: Except as provided in heading 9903.91.10, effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (d) of U.S. note 31 to this subchapter

Effective window: effective September 27, 2024
Glossary: Section 301 → All Section 301 codes →

Related CBP rulings

N354707 October 23, 2025

The tariff classification of a mobility scooter from China

The item under consideration has been identified as the MJMA01 Helix Power Mobility Scooter.

N351951 August 11, 2025

The tariff classification of a mobility scooter from China

The item under consideration has been identified as the VOCIC D41 Explorer-Swift Compact Lightweight Mobility Scooter.

N351167 August 4, 2025

The tariff classification of an enteral feeding tube, an enteral syringe, and an enteral extension set from China

Three items were identified in your letter. NeoMed Enteral Feeding Tube is intended for use in neonatal and pediatric patients to provide nutrition via nasal and oral gastric placement and is not intended for use beyond 30 days. It consists

N349420 June 12, 2025

The tariff classification of an electric wheelchair, manual wheelchair, and mobility scooter from China

, located in Chino, CA. The first item under consideration has been identified as the IQ-9000 Remote Controlled Electric Wheelchair (“IQ-9000”). The IQ-9000 is a foldable, lightweight chair featuring a remote-control system for user or care

N347694 May 7, 2025

The tariff classification of mobility scooters from China

The items under consideration have been identified as three (3) types of mobility scooter. The first mobility scooter has been identified as the KMINA- All-Terrain Scooter. The KMINA possesses the following specifications: Measures 25” (W)

N344120 December 3, 2024

The tariff classification of an electric vehicle from China

The item under consideration has been identified as "My Tiny Car". In your request,

Frequently asked questions

What is 9903.91.03?

9903.91.03 is a U.S. Harmonized Tariff Schedule Chapter 99 subheading that implements Section 301 on goods of China origin. It adds +100% on top of the duty in the underlying base HTS subheading. It is effective September 27, 2024.

Where does this come from, and how current is it?

Rates from HTS Revision 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.

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