HS 510310 Noils of wool or of fine animal hair

Quick Answer: Noils of wool or of fine animal hair imported under HS 510310 enter the UK and EU duty-free, while the US applies rates ranging from free to 50.7¢/kg depending on the country of origin. This classification covers the short, broken fibers that are separated from wool or fine animal hair during the combing process, often used as a byproduct in textile manufacturing. Importers should consult specific origin-based duty rates for the US market. CustomTariffs aggregates this tariff information for global trade.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
5103100000
5103101000 0.00 %
5103109000 0.00 %

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
5103100000 0.00 %
5103101000 0.00 %
5103109000 0.00 %

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
5103100000 2.6¢/kg Free (17 programs) ["kg"]

Special rates available under trade agreements including USMCA, KORUS, GSP.

Duty rates sourced from the USITC (US International Trade Commission) Harmonized Tariff Schedule (HTS) (accessed 2/22/2026), EU TARIC – DG TAXUD (Directorate-General for Taxation and Customs Union) (accessed 2/22/2026), and UK Trade Tariff – HMRC (His Majesty's Revenue and Customs) (accessed 2/22/2026).

Data compiled and presented by HSRates.

Which Trade Agreements Reduce Duties for HS 5103.10?

Imports of Noils of wool or of fine animal hair may qualify for reduced or zero duty rates under free trade agreements and preferential programs. The overview below shows available preferential arrangements by jurisdiction, compiled by HSRates from official tariff and trade agreement data.

United States (HTSUS)

Free for USMCA, KORUS, GSP, and 14 other programs

European Union (TARIC)

Preferential rate data not yet available.

United Kingdom

Preferential rate data not yet available.

Preferential rates require proof of origin and may be subject to quotas or conditions. Always verify eligibility with a licensed customs broker.

Data compiled by HSRates.

Which Preferential Rates Apply to Your Origin Country?

Select an origin country to see if preferential rates apply.

Preferential rates based on available trade agreements. Actual rates may vary.

How Has Trade Volume Developed?

Trade Volume 2023

US$1.2M
ImportsExports

How to Classify This HS Code?

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What products does HS 510310 cover?

This subheading covers noils of wool or of fine animal hair, which are the short fibers separated from the longer fibers during the combing process of wool or fine animal hair. According to the World Customs Organization (WCO) Harmonized System Explanatory Notes, noils are characterized by their short staple length and are typically a byproduct of preparing wool for spinning. The USITC Harmonized Tariff Schedule (HTS) and the EU's TARIC system align with this definition, classifying these specific short fibers under HS code 510310.

What falls outside HS 510310?

The following products are excluded from HS 510310: longer wool fibers that have been combed but not separated as noils, raw wool or hair in its natural state, scoured or washed wool, and wool waste that is not specifically noils. For instance, wool rags (HS 510320) or wool shoddy (often classified under HS 510320 or other waste headings) are distinct from noils. Also, fibers of coarse animal hair, such as goat or horsehair, are not covered by this subheading.

What are common classification mistakes for HS 510310?

A common error is the misclassification of wool waste or shoddy as noils. Noils are specifically the short fibers removed during combing, possessing a defined staple length, whereas wool waste can encompass a broader range of discarded materials. According to General Rule of Interpretation (GRI) 1, classification is determined by the terms of the headings and any relative section or chapter notes. Importers may also err by classifying blended noils of wool with synthetic fibers under this heading, when the blend would require classification based on the predominant component or a different heading altogether.

How should importers classify products under HS 510310?

The correct procedure for classifying products under HS 510310 involves a thorough examination of the material's physical characteristics and its origin in the textile processing chain. Importers and customs brokers must confirm that the material consists of short fibers separated during the combing of wool or fine animal hair. Consulting the WCO HS Explanatory Notes and the specific tariff schedules of the importing country, such as the USITC HTS or the UK Trade Tariff, is crucial for accurate determination. Documentation from the supplier detailing the production process is highly recommended.

How is the duty calculated for products under HS 510310?

A shipment of 100 kilograms of fine animal hair noils, declared at a customs value of $500 USD, would attract a US duty of $15.00. This is calculated using the Most Favored Nation (MFN) duty rate of 3.0% ad valorem, applied to the declared value ($500 USD × 0.03 = $15.00). This calculation is based on the MFN rate published in the USITC Harmonized Tariff Schedule (HTS) for HS code 510310. Note that specific rates can vary based on origin and trade agreements.

Which trade agreements reduce duties for HS 510310?

Several free trade agreements may reduce the applicable duty rate for HS 510310, including the United States-Mexico-Canada Agreement (USMCA), which can result in a duty rate of Free for qualifying goods originating from Canada or Mexico. The UK's Generalized System of Preferences (GSP) may offer reduced or Free duty rates for goods from certain developing countries. To claim these preferences, importers typically require a self-certified origin statement for USMCA or a EUR.1 movement certificate for certain other agreements, depending on the specific trade pact and jurisdiction.

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FAQ

What are the import duty rates for HS code 510310 (Noils of wool or of fine animal hair)?

The Most Favored Nation (MFN) duty rate for HS 510310 is generally 0.00% ad valorem. However, specific preferential rates apply under various trade agreements. For example, under agreements with Australia (AU), Canada (CA), Chile (CL), and others, the duty may be Free. It is crucial to consult the relevant tariff schedule for the importing country, such as the US Harmonized Tariff Schedule (USHTS) or the EU TARIC database, to determine the exact applicable duty rate based on the country of origin and any applicable trade agreements. For instance, the USHTS may list a rate of Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG), indicating duty-free entry for goods from these specific countries. Always verify with the official tariff database of the destination country.

How are 'noils' defined for HS code 510310, and what distinguishes them from other wool by-products?

Noils, as defined under HS code 510310, are short fibers that are separated from wool or fine animal hair during the combing process. Combing is a mechanical process that aligns the fibers and removes shorter ones. Noils are characterized by their short staple length, typically less than 50 mm, and are considered a by-product of preparing wool or fine animal hair for spinning into yarn. They differ from wool waste (HS 510320), which includes fibers recovered from spinning or weaving processes, and from carded wool (HS 5105), which has undergone a carding process to disentangle and align fibers without removing the shorter ones.

What documentation is typically required for importing goods classified under HS 510310?

For HS code 510310 (Noils of wool or of fine animal hair), standard import documentation generally includes a commercial invoice, a packing list, and a bill of lading or air waybill. Depending on the country of origin and destination, a certificate of origin may be required to claim preferential duty rates under trade agreements. For wool and animal hair products, some countries may also require specific declarations regarding the type of animal hair and its origin to comply with regulations related to animal welfare or agricultural imports. It is advisable to consult the customs regulations of the importing country and the requirements of your customs broker for a comprehensive list.

Can you provide an example of how duty is calculated for HS 510310 if a specific duty rate applies?

While the MFN duty rate for HS 510310 is often 0.00% ad valorem, some countries or specific trade scenarios might impose a specific duty. For example, if a country applied a specific duty of 50.7 cents per kilogram (¢/kg) and you were importing 1,000 kilograms of noils, the duty calculation would be: 1,000 kg * 50.7 ¢/kg = 50,700 cents. If the exchange rate were 100 cents to 1 US dollar, this would equate to $507.00 in duty. However, it is critical to note that this is a hypothetical example, as the prevailing duty rates for this HS code are predominantly ad valorem or free. Always refer to the official tariff schedule for the precise duty calculation basis (ad valorem, specific, or compound) and the applicable rate.

Which major trade agreements commonly offer preferential duty rates for HS 510310 imports?

Several major trade agreements provide preferential duty rates, often resulting in duty-free entry, for HS code 510310. These include agreements such as the United States-Mexico-Canada Agreement (USMCA), agreements between the European Union and various countries (e.g., EU-Chile, EU-South Korea), and bilateral agreements the United States has with countries like Australia (AU), Chile (CL), South Korea (KR), and Singapore (SG), as indicated by codes like 'Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)' in tariff schedules. Importers should verify the specific terms and originating country requirements under each relevant trade agreement to confirm eligibility for preferential treatment and the applicable duty rate.