HS 520633 Measuring per single yarn less than 232,56 decitex but not less than 192,31 decitex (exceeding 43 metric number but not exceeding 52 metric number per single yarn)

Quick Answer: Cotton yarn measuring less than 232.56 decitex but not less than 192.31 decitex enters the UK at 0.00%, the EU at 4.00% ad valorem, and the US at 40% ad valorem (MFN). This classification specifically covers single yarns of cotton, falling within a particular fineness range equivalent to exceeding 43 but not exceeding 52 metric numbers. Importers should be aware of the significant duty rate disparity for the US market. CustomTariffs aggregates this classification data, highlighting the importance of verifying specific preferential rates for the US, which can be as low as free for certain trade agreements.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
5206330000 0.00 %

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
5206330000 4.00 %

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
5206330000 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 5206.33?

Imports of Measuring per single yarn less than 232,56 decitex but not less than 192,31 decitex (exceeding 43 metric number but not exceeding 52 metric number per single yarn) 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 520633 cover?

This subheading covers single yarn of cotton, not put up for retail sale, specifically measuring between 192.31 and 232.56 decitex per single yarn. This decitex range corresponds to a metric number exceeding 43 but not exceeding 52 per single yarn, as defined by the World Customs Organization's Harmonized System Nomenclature. Official sources like the USITC Harmonized Tariff Schedule (HTS) and the EU's TARIC database confirm this precise technical specification for classification.

What falls outside HS 520633?

The following products are excluded from HS 520633: cotton single yarn with a decitex outside the specified range of 192.31 to 232.56, cotton yarn put up for retail sale (which falls under HS 5207), and yarns made from other staple fibers or blends not predominantly cotton. For instance, a single cotton yarn measuring 250 decitex would be classified under a different subheading within HS 5206, and a blended yarn of cotton and polyester would be classified according to the predominant fiber.

What are common classification mistakes for HS 520633?

A common error is miscalculating or misinterpreting the decitex or metric number of the single yarn. Importers may rely on generic product descriptions rather than precise technical specifications. According to General Rule of Interpretation (GRI) 1, classification is determined by the terms of the headings and any relative section or chapter notes. Failure to accurately measure the yarn's fineness, leading to incorrect decitex or metric number determination, is a frequent pitfall.

How should importers classify products under HS 520633?

The correct procedure for classifying products under HS 520633 involves accurately determining the decitex of the single cotton yarn. Importers and customs brokers must obtain precise technical specifications from the manufacturer, ideally a laboratory test report confirming the yarn's decitex falls within the 192.31 to 232.56 range. This decitex value can then be converted to the metric number (10,000 meters per gram) to confirm it exceeds 43 but does not exceed 52.

How is the duty calculated for products under HS 520633?

A shipment of 1,000 kilograms of single cotton yarn, measuring 200 decitex (approximately 49 metric number), declared at a customs value of $5,000 USD, would attract a US duty of $1,000.00. This is calculated using the Most Favored Nation (MFN) duty rate of 20% ad valorem, applied to the declared customs value ($5,000 USD × 0.20 = $1,000.00), as published in the USITC Harmonized Tariff Schedule for HS code 5206.33.

Which trade agreements reduce duties for HS 520633?

Several free trade agreements may reduce the applicable duty rate for HS 520633, including the United States-Mexico-Canada Agreement (USMCA) and the European Union's Generalized Scheme of Preferences (GSP). For goods originating from Canada or Mexico under USMCA, the duty rate is typically Free, provided a valid certificate of origin is presented. Similarly, certain developing countries benefit from GSP, potentially offering Free or reduced duty rates, requiring a GSP Form A. The UK Trade Tariff also lists preferential rates under various agreements.

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FAQ

What are the standard import duty rates for HS code 520633, specifically for single yarn cotton measuring between 192.31 and 232.56 decitex?

The standard Most Favored Nation (MFN) duty rate for HS code 520633, which covers single cotton yarn measuring less than 232.56 decitex but not less than 192.31 decitex (equivalent to exceeding 43 metric count but not exceeding 52 metric count per single yarn), is 4.00% ad valorem. This rate is applied to the customs value of the imported goods. Always consult the latest official tariff schedule for the importing country, such as the USITC Harmonized Tariff Schedule or the EU's TARIC database, as rates can be subject to change.

How can importers benefit from preferential duty rates for HS code 520633 under trade agreements?

Importers can often benefit from reduced or duty-free entry for HS code 520633 by utilizing preferential rates established under various Free Trade Agreements (FTAs). For example, goods originating from countries like 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 be eligible for duty-free treatment, provided that the yarn meets the rules of origin stipulated in the respective trade agreement. To claim these benefits, importers must possess a valid Certificate of Origin and ensure the goods comply with all FTA requirements.

What are the key classification criteria for HS code 520633, and how is 'decitex' measured?

The primary classification criteria for HS code 520633 are the material (cotton) and the linear density of the single yarn. Specifically, the yarn must be made of cotton (Chapter 52 of the Harmonized System) and have a linear density measuring less than 232.56 decitex but not less than 192.31 decitex. Decitex (dtex) is a unit of linear density, defined as the mass in grams per 10,000 meters of a fiber or yarn. A lower decitex value indicates a finer yarn. For this specific code, the yarn falls within a fine to medium-fine range, often expressed in metric count as exceeding 43 but not exceeding 52 metric number per single yarn. Verification of the yarn's decitex or metric count through laboratory testing or supplier documentation is crucial for accurate classification.

Can you provide a concrete example of how import duty is calculated for HS code 520633?

Certainly. If a U.S. importer brings in 1,000 kilograms of cotton single yarn classified under HS code 520633, and the standard MFN duty rate is 4.00% ad valorem, the calculation would be as follows: First, determine the customs value of the imported yarn. Let's assume the customs value is $5,000 USD. The duty amount is calculated as: Duty Rate × Customs Value. In this case: 4.00% × $5,000 USD = $200 USD. Therefore, the import duty payable would be $200 USD. If the yarn originated from a country with a preferential duty rate of Free (0.00%), the duty would be $0 USD, provided all FTA requirements are met.

What documentation is typically required to import cotton single yarn under HS code 520633, especially when claiming preferential duty rates?

When importing cotton single yarn under HS code 520633, standard import documentation usually includes a commercial invoice, packing list, bill of lading or air waybill, and an import declaration. To claim preferential duty rates under a Free Trade Agreement (FTA), a valid Certificate of Origin (COO) is essential. The COO must be issued by the competent authority of the exporting country and must accurately declare the origin of the goods, confirming they meet the specific rules of origin for that FTA. Importers and customs brokers should also retain records demonstrating compliance with the yarn's specifications (e.g., testing reports or supplier declarations confirming the decitex or metric count) to support the classification and eligibility for preferential treatment.