3908.10.00.00

Polyamide-6, -11, -12, -6,6, -6,9, -6,10 or -6,12

Polyamides in primary forms

Unit: kg Heading: 3908 Chapter: 39 As of May 1, 2026

Duty rates

Column 1 (General / MFN)

6.3%

Column 2 (Non-NTR)

15.4¢/kg + 51.5%

Column 1 (Special / FTA)

Free

Eligible

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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)

9903.03.01

The duty provided in the applicable subheading + 10%

Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.02

The duty provided in the applicable subheading

Articles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026

Effective from February 24, 2026 through July 24, 2026

9903.03.03

The duty provided in the applicable subheading

Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.04

The duty provided in the applicable subheading

Articles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.05

The duty provided in the applicable subheading

Articles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.06

The duty provided in the applicable subheading

Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.07

The duty provided in the applicable subheading

Articles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter

Applies to origin: CA

Effective from February 24, 2026 through July 24, 2026

9903.03.08

The duty provided in the applicable subheading

Articles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter

Applies to origin: MX

Effective from February 24, 2026 through July 24, 2026

9903.03.09

The duty provided in the applicable subheading

Articles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter

Applies to origin: CR, SV, GT, HN, NI, DO

Effective from February 24, 2026 through July 24, 2026

9903.03.10

The duty provided in the applicable subheading

Articles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering

Effective from February 24, 2026 through July 24, 2026

9903.03.11

The duty provided in the applicable subheading

Articles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds

Applies to origin: IL

Effective from February 24, 2026 through July 24, 2026

9903.88.02

LIST_1

The duty provided in the applicable subheading + 25%

Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)

Applies to origin: CN

Effective from August 23, 2018

Related CBP rulings

N300754 October 5, 2018

The tariff classification of Nylon Deflashing Media from Switzerland

This product under consideration is Nylon Deflashing Media. It consists of Nylon Polyamide 6 pellet that is used as blast media for a deflashing machine. The media is propelled against manufactured thermoset and plastic parts in order to re

N272848 March 10, 2016

The tariff classification and status under the United States-Korea Free Trade Agreement of Ultramid® GWHS BK from Korea

The tariff classification and status under the United States-Korea Free Trade Agreement of Ultramid® GWHS BK from Korea

N254584 July 15, 2014

The tariff classification of polyamides

Illustrations were provided for three products. The product identified as “PA6 Fiber Fluff” consists of 98.45% nylon 6 and 1.55% undefined ash and volatiles. The product identified as “PA6 Fiber Densified” consists of 99.02% nylon 6 and .98

N250852 March 6, 2014

Tariff classification of polyamide-4,6 glass reinforced black pellets from the Netherlands.

Tariff classification of polyamide-4,6 glass reinforced black pellets from the Netherlands.

N236151 December 17, 2012

The tariff classification of sodium of polyaspartic acid (CAS-181828-06-8, 35608-40-6) from Canada.

You provided the CAS number, chemical formula, chemical structure and molecular weight of the product. Sodium of Polyaspartic Acid (PASP) is a biodegradable water soluble polyamide resin. The product will be imported as a yellow liquid in b

N226735 July 20, 2012

The tariff classification of Polyamide 41BR1 polyamide-6,6 with 2-3% polyamide-6 (CAS-24993-04-2) from various countries. Correction to Ruling Number N223455.

You provided CAS numbers and a copy of the EPA’s Polymer Exemption Guide Manual. The subject merchandise, trade name 41BR1, is a polyamide that results from the reaction of three monomers, namely: hexamethyldiamine (HMD) (CAS# 124-09-4), ad

N223455 July 12, 2012

The tariff classification of Polyamide 41BR1 polyamide-6,6 with 2-3% polyamide-6 (CAS-24993-04-2) from various countries.

You provided CAS numbers and a copy of the EPA’s Polymer Exemption Guide Manual. The subject merchandise, trade name 41BR1, is a polyamide that results from the reaction of three monomers, namely: hexamethyldiamine (HMD) (CAS# 124-09-4), ad

N223055 July 12, 2012

Tariff classification of a polycaprolactam amide based cooling agent from Japan.

Tariff classification of a polycaprolactam amide based cooling agent from Japan.

H120923 November 22, 2011

Protest 4601-10-100057, Reliquidation, Generalized System of Preferences, Polyamides

The imported merchandise at issue is a polyamide resin identified as STABAMID 26FS1 B PA 66 (STABAMID). According to the information supplied by Rhodia, a polyamide is an engineered plastic and most useful for applications requiring high me

N189679 November 15, 2011

The tariff classification of Jointmide 348 polyamide (CAS-68410-23-1) from Taiwan.

You provided MSDS and technical data sheets for our review. Jointmide 348 is described as a polyamide in amber liquid form consisting by weight of 65-80% polyamide resin (CAS-68410-23-1), 5-10% 2,2’-Bis(4-hydroxyphenyl) propane (CAS-80-05-7

H055375 September 22, 2010

Internal Advice Request No. 09/005; Classification of Cartarex 2L Liquid

The merchandise at issue is identified as “Cartarex 2L Liquid.” In its request for Internal Advice, Clariant describes its product as “a highly effective, fast working quenching agent for the fluorescent whitening agents used in the paper i

N076215 October 2, 2009

The tariff classification of Polyamide-6,6 block, chunks, lumps, flakes, fines and similar bulk forms from various countries.

The subject merchandise consists of irregular shapes (blocks, chunks, lumps, flakes, fines and similar bulk forms) of 100% Nylon-6,6 with minor non-ferrous metal contaminant. The merchandise is derived from post industrial waste or scrap ma

Other codes in heading 3908

View all codes in heading 3908 →

Duty by origin country

The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 3908.10.00.00 from each major US trading partner.

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