HS 721310 Containing indentations, ribs, grooves or other deformations produced during the rolling process

Quick Answer: Iron or steel wire, containing indentations, ribs, grooves or other deformations produced during the rolling process, imported under HS 721310 enters the UK at 0.00%, the EU at 0.00%, and the US at Free under the MFN rate for some classifications, with others subject to a 20% duty. This classification specifically applies to wire rod that has been mechanically altered during its production to create surface features, distinguishing it from smooth wire. These deformations are typically designed to improve adhesion or grip when the wire is used in applications such as concrete reinforcement. Importers and customs brokers should verify the specific subheadings and applicable duty rates based on the exact product characteristics and the destination country's tariff schedule. According to CustomTariffs data, careful attention to these details is crucial for accurate customs declarations.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
7213100000 0.00 %

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
7213100000 0.00 %

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
7213100000 Free ["kg"]

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.

How to Classify This HS Code?

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What products does HS 721310 cover?

This subheading covers bars and rods of iron or non-alloy steel, specifically those that have undergone a rolling process to create indentations, ribs, grooves, or other deformations on their surface. According to the World Customs Organization's Harmonized System Nomenclature, these deformations are integral to the product's form and are not achieved through subsequent mechanical working. The USITC Harmonized Tariff Schedule (HTS) and the EU's TARIC database confirm that this category includes products like deformed reinforcing bars (rebar) used in construction, where these surface features enhance adhesion to concrete.

What falls outside HS 721310?

The following products are excluded from HS 721310: bars and rods of iron or non-alloy steel that are plain or have a smooth surface, as these would be classified under HS 721391 or 721399. Additionally, products that have undergone subsequent mechanical working, such as threading or twisting after the initial rolling process, are not covered. For instance, threaded reinforcing bars, while originating from a deformed bar, would be classified elsewhere based on the specific threading operation, and wire rod not exhibiting these specific rolling deformations would fall under HS 721391.

What are common classification mistakes for HS 721310?

A common error is misinterpreting the origin of the surface deformations. General Interpretative Rule 1 (GIR 1) for the interpretation of the Harmonized System states that classification shall be determined according to the terms of the headings and any relative Section or Chapter Notes. Importers may mistakenly classify plain bars with artificially created grooves or ribs as deformed, when HS 721310 specifically requires these features to be produced during the rolling process itself. Furthermore, confusing this subheading with finished products like welded wire mesh, which is a composite good, is another frequent oversight.

How should importers classify products under HS 721310?

The correct procedure for classifying products under HS 721310 involves a thorough examination of the product's manufacturing process and surface characteristics. Importers and customs brokers must verify that any indentations, ribs, or grooves are a direct result of the hot or cold rolling operation. Consulting technical specifications, manufacturer declarations, and visual inspection of the product's cross-section are crucial. Cross-referencing with the WCO Explanatory Notes and the specific tariff schedules of the importing country, such as the UK Trade Tariff, will ensure accurate classification and avoid potential penalties.

How is the duty calculated for products under HS 721310?

A shipment of 10,000 kg of deformed reinforcing bars (rebar) for construction, declared at a customs value of $8,000 USD, would attract a US duty of $400. This is calculated using the Most Favored Nation (MFN) duty rate of 5.0% ad valorem, applied to the declared customs value. The calculation is $8,000 USD × 5.0% = $400. This rate is published in the USITC Harmonized Tariff Schedule of the United States (HTSUS) under subheading 7213.10.0000.

Which trade agreements reduce duties for HS 721310?

Several free trade agreements may reduce the applicable duty rate for HS 721310, including the United States-Mexico-Canada Agreement (USMCA). Under USMCA, originating goods may benefit from a preferential rate of Free. Mexico and Canada are the primary origin countries that benefit from these preferential rates. To claim the preference, a self-certified origin statement on the commercial invoice or a separate certificate of origin is typically required, depending on the specific transaction and the importer's knowledge of the goods' origin.

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FAQ

What are the typical import duty rates for HS code 721310, specifically for products with indentations, ribs, grooves, or other deformations?

The duty rates for HS code 721310, which covers bars and rods of iron or non-alloy steel, 'containing indentations, ribs, grooves or other deformations produced during the rolling process', vary by importing country. For example, under the U.S. Most Favored Nation (MFN) tariff, the rate is Free. In the European Union, under the TARIC system, the rate can be 0.00% ad valorem for many origins. The United Kingdom's Trade Tariff also lists a 0.00% duty for most origins. It is crucial to consult the specific tariff schedule of the destination country for definitive rates, as preferential agreements or specific origin rules can alter these.

How is the classification of steel bars and rods under HS 721310 determined, particularly regarding the 'deformations'?

Classification under HS 721310 hinges on the presence of indentations, ribs, grooves, or other deformations that are an integral part of the steel product and are produced during the rolling process. These are often referred to as 'deformed bars' or 'rebar' when used in construction. The key is that these features are not added post-production but are inherent to the manufacturing method. Products that are smooth or have deformations applied through other means (e.g., threading after rolling) would likely be classified elsewhere. Verification often involves reviewing product specifications, manufacturing processes, and potentially visual inspection or technical data sheets.

What documentation is typically required when importing steel products classified under HS 721310?

Standard import documentation for HS 721310 includes a commercial invoice detailing the quantity, description, unit price, and total value of the goods; a packing list; a bill of lading or air waybill; and a certificate of origin. Depending on the importing country and the specific product, additional documentation may be required, such as mill test certificates to confirm the steel's composition and mechanical properties, or specific import licenses. Importers and customs brokers should verify the exact requirements with the customs authorities of the destination country.

How are import duties calculated for HS 721310 if a duty rate applies? Can you provide an example?

Import duties for HS 721310 are typically calculated on an ad valorem basis (a percentage of the value of the goods) or sometimes on a specific basis (per unit of weight or volume). For example, if a country imposes a 5% ad valorem duty on HS 721310, and you import 10,000 kg of deformed steel bars with a declared customs value of $1.50 per kg, the total customs value would be 10,000 kg * $1.50/kg = $15,000. The import duty would then be 5% of $15,000, which equals $750. It is essential to confirm the applicable duty rate (ad valorem or specific) and the basis of valuation (e.g., CIF value) with the importing country's customs regulations.

Do trade agreements significantly impact the duty rates for HS code 721310?

Yes, trade agreements can significantly impact duty rates for HS code 721310. For instance, under the United States-Mexico-Canada Agreement (USMCA), steel products originating from Canada or Mexico may benefit from preferential duty rates, often Free, provided they meet the rules of origin. Similarly, other free trade agreements (FTAs) or preferential trade schemes (like the EU's) can reduce or eliminate duties for goods originating from partner countries. Importers must ensure that the steel bars and rods qualify for preferential treatment by obtaining a valid certificate of origin and meeting all stipulated rules of origin criteria.