Chapter 50 HS Codes: Chapter 50 Commodities
CHAPTER DEFINITION & SCOPE
HS Chapter 50 of the WCO Harmonized System covers chapter 50 commodities. It groups 7 4-digit WCO headings and 9 6-digit subheadings under the official 2026 customs nomenclature [USITC HTS 2026].
Chapter
Ch 50
Headings
7 Headings
Subheadings
9 HS6
US Tariff Status
Active 2026
Chapter 50 4-Digit Headings Directory
| Heading | WCO Heading Description | Subheading Count | Directory Link |
|---|---|---|---|
| Heading 5001 | Silkworm cocoons suitable for reeling | 1 subheadings | Browse Heading 5001 → |
| Heading 5002 | Raw silk (not thrown) | 1 subheadings | Browse Heading 5002 → |
| Heading 5003 | Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock) | 1 subheadings | Browse Heading 5003 → |
| Heading 5004 | Silk yarn (other than yarn spun from silk waste) not put up for retail sale | 1 subheadings | Browse Heading 5004 → |
| Heading 5005 | Yarn spun from silk waste, not put up for retail sale | 1 subheadings | Browse Heading 5005 → |
| Heading 5006 | Silk yarn and yarn spun from silk waste, put up for retail sale; silkworm gut | 1 subheadings | Browse Heading 5006 → |
| Heading 5007 | Woven fabrics of silk or of silk waste | 3 subheadings | Browse Heading 5007 → |
Chapter 50 Subheading Sample & MFN Duty Rates
| HS Code | Subheading Description | Heading | Action |
|---|---|---|---|
| 5001.00 | Silkworm cocoons suitable for reeling | 5001 | View 5001.00 → |
| 5002.00 | Raw silk (not thrown) | 5002 | View 5002.00 → |
| 5003.00 | Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock) | 5003 | View 5003.00 → |
| 5004.00 | Silk yarn (other than yarn spun from silk waste) not put up for retail sale | 5004 | View 5004.00 → |
| 5005.00 | Yarn spun from silk waste, not put up for retail sale | 5005 | View 5005.00 → |
| 5006.00 | Silk yarn and yarn spun from silk waste, put up for retail sale; silkworm gut | 5006 | View 5006.00 → |
| 5007.10 | Fabrics of noil silk | 5007 | View 5007.10 → |
| 5007.20 | Other fabrics, containing 85 percent or more by weight of silk or of silk waste other than noil silk | 5007 | View 5007.20 → |
| 5007.90 | Other fabrics | 5007 | View 5007.90 → |
EXPERT CLASSIFICATION PRO TIPS
Common Pitfalls When Classifying Chapter 50 Goods
- Always review WCO Section and Chapter Legal Notes before assigning 4-digit headings.
- Distinguish carefully between unprocessed raw materials and further prepared or processed articles.
- Verify Partner Government Agency (PGA) flags for agriculture, food, or chemical items.
- Cross-reference official CBP CROSS rulings for binding precedents on mixed or composite goods.
Official Primary Sources & Authority References
USITC HTS Chapter 50 Tariff ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
Customs Rulings Online Search System for Chapter 50 binding classification precedents.
WCO HS Nomenclature ↗
World Customs Organization international 6-digit Harmonized System backbone standard.
U.S. Census Foreign Trade ↗
U.S. Census Bureau trade statistics and Schedule B concordance portal.
Chapter 50 Frequently Asked Questions (FAQ)
What commodities are covered under HS Chapter 50?
Chapter 50 (Chapter 50 Commodities) covers WCO Harmonized System 4-digit headings from 5001 upward, encompassing primary goods, raw materials, and manufactured articles within this nomenclature section.
How many 4-digit headings exist in HS Chapter 50?
Chapter 50 contains 7 official 4-digit WCO headings and 9 6-digit tariff subheadings.
What is the US general import duty range for Chapter 50 commodities?
Base customs duties under Chapter 50 range from 0.0% (Duty-Free) up to representative MFN rate limits depending on 10-digit HTS statistical suffix extensions.
Do Section 301 China tariffs apply to Chapter 50 imports?
Section 301 tariffs depend on specific 8-digit HTS subheadings. Importers must verify if their exact HTS code appears on USTR Lists 1 through 4A.
Are Partner Government Agency (PGA) permits required for Chapter 50?
PGA message-set flags (such as FDA, USDA APHIS, EPA, or CITES) apply conditionally depending on the commodity classification within Chapter 50.
How are products classified between adjacent headings in Chapter 50?
Classification follows WCO General Rules of Interpretation (GRI) 1 through 6, prioritizing specific heading terms over general descriptions.
Can Chapter 50 goods enter duty-free under USMCA or Free Trade Agreements?
Yes. Eligible goods originating in USMCA member states (US, Mexico, Canada) or FTA partners enter duty-free under SPI code P, KR, AU, or CL with a valid Certificate of Origin.
What is the Section 321 de minimis limit for Chapter 50 shipments?
Eligible commercial shipments valued at $800 USD or less imported by one person on one day may enter duty-free under 19 U.S.C. 1321.
What documents are required for formal entry of Chapter 50 goods?
Commercial Invoice, Packing List, Bill of Lading/Air Waybill, and entry summary CBP Form 7501 are mandatory for entries exceeding $2,500 USD.
How can an importer obtain a binding CBP ruling for Chapter 50?
Importers may submit an e-Ruling application under 19 CFR Part 177 to CBP National Commodity Specialist Division.