What is the US import duty for HTS 3917.10?

HTS 3917.10 (Artificial guts (sausage casings) of hardened protein or of cellulosic plastics materials:) has a general (MFN) column rate of Free/—. No Chapter 99 overlays are currently linked to this line. Final duty is determined by CBP at entry.

Does Section 301 or IEEPA tariff apply to HTS 3917.10?

No Chapter 99 overlay is linked to this line in our current snapshot. That means no Section 301, IEEPA, or reciprocal additional duty is mechanically attached. Always double-check against the latest Federal Register for proclamations that may not yet be reflected in the HTS export.

Are there material-origin nuances for plastics or rubber under HTS 3917.10?

Chapters 39–40 classifications depend heavily on polymer composition, form (primary / semi-finished / article), and end use. A single product line can shift to a very different subheading based on additive content or processing step — double-check the chapter notes before finalizing.

How do I compare duty from different countries for HTS 3917.10?

Use the origin compare view to evaluate this HS code against alternative countries. The calculator applies each country-specific Chapter 99 overlay and the appropriate column rate.

Is this the binding duty determination?

No. This page is a reference built on USITC + Federal Register open data. The binding classification and duty amount is determined by CBP at entry. AD/CVD and product-specific exclusions require separate review.

HTS 3917.10 — Artificial guts (sausage casings) of hardened protein or of cellulosic plastics materials:

Name: HTS 3917.10 — Artificial guts (sausage casings) of hardened protein or of cellulosic plastics materials:
Creator: Duty
Published: 2026-04-24T06:26:43Z
License: https://www.usitc.gov/terms_use.htm

Base tariff columnsBase tariff columns

Column rates from the USITC HTS export. The column that applies depends on origin and trade-program eligibility.

General (MFN)	Free
Special	—
Other (Column 2)	—

Official source: USITC Harmonized Tariff Schedule. Duty at entry is determined by US Customs and Border Protection (CBP). AD/CVD and product-specific exclusions are not evaluated by default.

Chapter 99 overlaysChapter 99 overlays

No Chapter 99 overlays are currently linked to this HS code.

Sample duty by originSample duty by origin

Illustrative calculation at USD 10,000 customs value, standard (non-preferential) claim. Chapter 99 additional duties applied where status is active.

Origin	Base rate	Chapter 99	Total rate	Duty (USD)
China (CN)	0%	0%	0%	$0.00
Vietnam (VN)	0%	0%	0%	$0.00
Mexico (MX)	0%	0%	0%	$0.00
India (IN)	0%	0%	0%	$0.00
South Korea (KR)	0%	0%	0%	$0.00

§ RELATED ENTRIESAll tariff lines under HTS 3917.10

All 8-digit tariff lines and deeper statistical suffixes under subheading 3917.10.

§ FAQFrequently asked questions

What is the US import duty for HTS 3917.10?: HTS 3917.10 (Artificial guts (sausage casings) of hardened protein or of cellulosic plastics materials:) has a general (MFN) column rate of Free/—. No Chapter 99 overlays are currently linked to this line. Final duty is determined by CBP at entry.
Does Section 301 or IEEPA tariff apply to HTS 3917.10?: No Chapter 99 overlay is linked to this line in our current snapshot. That means no Section 301, IEEPA, or reciprocal additional duty is mechanically attached. Always double-check against the latest Federal Register for proclamations that may not yet be reflected in the HTS export.
Are there material-origin nuances for plastics or rubber under HTS 3917.10?: Chapters 39–40 classifications depend heavily on polymer composition, form (primary / semi-finished / article), and end use. A single product line can shift to a very different subheading based on additive content or processing step — double-check the chapter notes before finalizing.
How do I compare duty from different countries for HTS 3917.10?: Use the origin compare view to evaluate this HS code against alternative countries. The calculator applies each country-specific Chapter 99 overlay and the appropriate column rate.
Is this the binding duty determination?: No. This page is a reference built on USITC + Federal Register open data. The binding classification and duty amount is determined by CBP at entry. AD/CVD and product-specific exclusions require separate review.