HTS codes for silk

Headings in Chapter 50

• 5001Silkworm cocoons suitable for reeling1
• 5002Raw silk (not thrown)1
• 5003Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock)2
• 5004Silk yarn (other than yarn spun from silk waste) not put up for retail sale1
• 5005Yarn spun from silk waste, not put up for retail sale2
• 5006Silk yarn and yarn spun from silk waste, put up for retail sale; silkworm gut2
• 5007Woven fabrics of silk or of silk waste21

Documents required to import Chapter 50 goods

Customs paperwork typically required to import these goods into the United States. Conditional items depend on shipment value, transport mode, or origin.

• Commercial InvoiceRequired
• Packing ListRequired
• Bill of Lading / Airway BillRequired
• CBP Entry Summary (7501)Required

  Prepared and filed by your customs broker

• CBP Entry / Release (3461)Required

  Prepared and filed by your customs broker

• Customs Bond (CBP 301)Conditional

  Required for formal entries — generally shipments valued over $2,500

  Single-entry or continuous bond, obtained through your broker or a surety

• Importer Security Filing (ISF "10+2")Conditional

  Required for ocean freight only

  Filed electronically at least 24 hours before loading at the foreign port

• Importer ID Input Record (CBP 5106)Conditional

  Required to establish or update your importer-of-record number with CBP

  One-time setup for a new importer; not filed per shipment

• Entry Manifest (CBP 7533)Conditional

  Alternative to the 3461 for informal, low-value, or contiguous-country entries

• Textile DeclarationRequired

  CBP Form 3311 — declares fiber content, country of origin, manufacturer

• Visa / Export LicenseConditional

  Required for shipments from quota-restricted countries

Common questions

What does HTS Chapter 50 cover?

Chapter 50 of the US Harmonized Tariff Schedule covers silk. It contains 7 four-digit headings and 30 tariff lines.

What is the duty rate for Chapter 50 goods?

General duty rates from 0.8% to 3.9%, with 15 duty-free lines. The rate that applies depends on the specific tariff line and the country of origin — preferential trade agreements can reduce or eliminate the general rate.

How do I find the right HTS code in Chapter 50?

Classification depends on the material, construction, and intended use of the product. Browse the headings on this page, or describe your product in the search box to get a candidate code with its duty rate.