HS 520615 Measuring less than 125 decitex (exceeding 80 metric number)

Quick Answer: Cotton yarn, measuring less than 125 decitex (exceeding 80 metric number), enters the UK duty-free, the EU at 4.00% ad valorem, and the US at rates varying from Free to 40% depending on the country of origin. This classification specifically pertains to single, unbleached cotton yarns of fine counts. Importers and customs brokers should note the significant duty rate disparities between major trading blocs, particularly the preferential rates available for US imports from certain Free Trade Agreement partners. CustomTariffs aggregates this data, highlighting the importance of origin verification for optimal duty outcomes.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
5206150000 0.00 %

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
5206150000 4.00 %

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
5206150000 9.2% Free (14 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 5206.15?

Imports of Measuring less than 125 decitex (exceeding 80 metric number) 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, and 12 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 to Classify This HS Code?

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What products does HS 520615 cover?

This subheading covers single, unbleached or bleached cotton sewing thread, measuring less than 125 decitex, which translates to exceeding 80 metric numbers (a measure of yarn fineness). According to the World Customs Organization's Harmonized System Nomenclature, this category specifically includes sewing thread made from cotton fibers, not put up for retail sale. The US International Trade Commission (USITC) Harmonized Tariff Schedule (HTS) and the EU's TARIC database confirm this scope, focusing on the yarn's fineness and material composition.

What falls outside HS 520615?

The following products are excluded from HS 520615: sewing thread that is thicker than 125 decitex (i.e., not exceeding 80 metric numbers), sewing thread made from materials other than cotton, such as polyester or silk, and sewing thread that is put up for retail sale in packages for household use. Additionally, yarn that is not specifically intended for use as sewing thread, even if it meets the decitex requirement, would be classified elsewhere, typically under headings for single cotton yarns.

What are common classification mistakes for HS 520615?

A common error is misinterpreting the decitex measurement or its equivalent in metric numbers. Importers may incorrectly assume a yarn is within the 520615 scope when it is actually coarser or finer than the specified 125 decitex (or less than 80 metric numbers). Another mistake involves confusing sewing thread with other types of cotton yarn not intended for sewing. Adherence to Section XI, Note 1(a) of the Harmonized System, which defines "yarn," and General Rule of Interpretation (GRI) 1 is crucial.

How should importers classify products under HS 520615?

The correct procedure for classifying sewing thread under HS 520615 involves first confirming the material composition is 100% cotton. Subsequently, the decitex value of the yarn must be precisely determined; if it measures less than 125 decitex (equivalent to exceeding 80 metric numbers), it falls within this subheading. The product must also not be put up for retail sale. Importers and customs brokers should consult official tariff schedules and, if necessary, obtain laboratory analysis for definitive classification.

How is the duty calculated for products under HS 520615?

A spool of unbleached cotton sewing thread weighing 1 kilogram and declared at a customs value of $100 USD would attract a US duty of $12.00. This is calculated using the Most Favored Nation (MFN) duty rate of 1.2% ad valorem, applied to the declared value, as published in the USITC Harmonized Tariff Schedule for HS code 5206.15.0000. The calculation is: 1.2% of $100 USD = $1.20. (Note: This example uses a simplified ad valorem rate for illustrative purposes; actual duties may involve specific rates or other factors).

Which trade agreements reduce duties for HS 520615?

Several free trade agreements may reduce the applicable duty rate for HS 520615, 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. Additionally, the Generalized System of Preferences (GSP) may offer duty-free entry for qualifying goods from certain developing countries. To claim preference under USMCA, a self-certified origin statement is typically required, while GSP requires a Form A certificate of origin.

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FAQ

What are the standard import duties for HS code 520615, and how do preferential rates apply?

The standard Most Favored Nation (MFN) duty rate for HS code 520615, which covers "Cotton yarn (other than sewing thread) containing 85% or more by weight of cotton, not put up for retail sale, measuring less than 125 decitex (exceeding 80 metric number)", is typically 9.2% ad valorem in the United States. However, preferential duty rates are available under various Free Trade Agreements (FTAs) and trade programs. For example, goods originating from countries such as Australia (AU), Bahrain (BH), Chile (CL), Colombia (CO), Israel (IL), Jordan (JO), South Korea (KR), Morocco (MA), Oman (OM), Peru (PE), Singapore (SG), and others may receive duty-free entry (0.00%). Importers must ensure they have the necessary proof of origin documentation to claim these preferential rates. Always consult the latest Harmonized Tariff Schedule of the United States (HTSUS) for the most current rates and specific country eligibility.

What are the key classification criteria for HS code 520615?

To classify goods under HS code 520615, two primary criteria must be met: 1) The material must be cotton yarn, not sewing thread, and contain 85% or more by weight of cotton. 2) The yarn must not be put up for retail sale. 3) Crucially, the yarn must measure less than 125 decitex. Decitex (dtex) is a unit of linear density, representing the mass in grams per 10,000 meters of yarn. Measuring less than 125 dtex is equivalent to having a metric number exceeding 80 (where metric number is defined as the length in kilometers of yarn weighing one kilogram). Verification of the yarn's decitex measurement is essential for correct classification.

What documentation is typically required for importing goods under HS code 520615, especially when claiming preferential duty rates?

For importing goods under HS code 520615, standard import documentation such as a commercial invoice, packing list, and bill of lading or air waybill is required. When claiming preferential duty rates under an FTA, a Certificate of Origin (COO) or a declaration of origin, as stipulated by the specific trade agreement, is mandatory. This document must be completed by the exporter and provide evidence that the goods meet the rules of origin for the exporting country. Customs brokers should verify the specific requirements of the relevant FTA, as some may allow for origin declarations on the commercial invoice or other documents in lieu of a separate COO, especially for lower value shipments.

How is the import duty for HS code 520615 calculated, and can you provide an example?

The import duty for HS code 520615 is typically calculated on an ad valorem basis, meaning it is a percentage of the declared customs value of the goods. For instance, if the standard MFN duty rate is 9.2% and you import 1,000 kilograms of yarn with a declared customs value of $5,000 USD, the duty calculation would be: Duty Amount = Customs Value × Duty Rate. In this example: Duty Amount = $5,000 × 9.2% = $5,000 × 0.092 = $460 USD. If the yarn originated from a country with a preferential duty rate of 0.00%, the duty would be $0 USD, provided all conditions for the preferential treatment are met and documented.

Which common trade agreements significantly impact the duty rates for HS code 520615?

Several trade agreements can significantly impact the duty rates for HS code 520615. Key agreements include the United States-Mexico-Canada Agreement (USMCA), which may offer preferential rates for goods originating from Canada and Mexico, though specific yarn classifications and rules of origin must be met. Other agreements like the Central America-Dominican Republic-United States Free Trade Agreement (CAFTA-DR) can also provide reduced or zero duties for qualifying goods from member countries. Additionally, bilateral FTAs with countries like South Korea (KORUS FTA) and Chile (US-Chile FTA) are crucial. Importers should consult the HTSUS, specifically the "Special Provisions" and "General Notes," to identify applicable FTAs and their associated duty rates and staging categories for HS code 520615.