HS 730621 Casing and tubing of a kind used in drilling for oil or gas

Quick Answer: Casing and tubing of a kind used in drilling for oil or gas, classified under HS 730621, enters the UK at 0.00%, the EU at 0.00%, and the US with a range of rates including Free and 28% under the MFN rate. This code specifically covers seamless or welded tubes and pipes made of iron or steel, designed for use in the extraction of oil and natural gas. Importers should be aware of potential anti-dumping duties or specific trade agreements that might influence the final duty assessment in certain jurisdictions. CustomTariffs aggregates this data to assist trade professionals.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
7306210000 0.00 % — —

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
7306210000 0.00 % — —

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
7306213000 Free — ["kg"]
73062180 Free — —
7306218010 — — ["kg"]
730621 — — —
7306214000 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 730621 cover?

This subheading covers seamless or welded tubes and pipes of iron or steel, specifically casing and tubing of a kind used in drilling for oil or gas. According to the World Customs Organization (WCO) Harmonized System Explanatory Notes and definitions found in official tariff schedules like the USITC Harmonized Tariff Schedule (HTS) and the EU's TARIC, these are characterized by their robust construction and specific dimensions designed to withstand the pressures and conditions encountered in oil and gas exploration and extraction operations.

What falls outside HS 730621?

The following products are excluded from HS 730621: general-purpose pipes and tubes not specifically designed for oil or gas drilling, such as those used in construction or general plumbing (often classified under 7303, 7304, or 7307). Additionally, pipes and tubes made from materials other than iron or steel, or those that are not seamless or welded, would be classified elsewhere. For instance, plastic pipes for similar applications would fall under Chapter 39.

What are common classification mistakes for HS 730621?

A common error is misinterpreting the "kind used in drilling for oil or gas" criterion. Importers may incorrectly classify standard industrial pipes or structural steel tubes under this subheading if they are not specifically manufactured or adapted for the demanding conditions of oil and gas extraction. Adherence to General Interpretative Rule 1 (GIR 1) and Section VII Notes is crucial, ensuring the product's intended use and construction align with the specific requirements of this subheading.

How should importers classify products under HS 730621?

The correct procedure for classifying products under HS 730621 involves a thorough examination of the product's specifications, including its material composition (iron or steel), construction method (seamless or welded), and, most importantly, its intended application in drilling for oil or gas. Importers and customs brokers should consult the product's technical data sheets and manufacturer's declarations, cross-referencing these with the official HS Explanatory Notes and national tariff schedules to confirm the precise fit.

How is the duty calculated for products under HS 730621?

A shipment of 10,000 kilograms of API 5CT J55 casing pipe, declared at a customs value of $15,000 USD, would attract a US duty of $1,500.00. This is calculated using the Most Favored Nation (MFN) duty rate of 10% ad valorem, applied to the declared customs value: 10% × $15,000 USD = $1,500.00. This calculation is based on the rates published in the USITC Harmonized Tariff Schedule of the United States (HTSUS).

Which trade agreements reduce duties for HS 730621?

Several free trade agreements may reduce the applicable duty rate for HS 730621. For instance, under the United States-Mexico-Canada Agreement (USMCA), qualifying casing and tubing originating from Canada or Mexico may enter duty-free. Similarly, preferential rates or duty-free status may be available for products originating from countries with Generalized System of Preferences (GSP) status, requiring documentation such as a GSP Form A. For EU/UK preferences, a EUR.1 movement certificate or origin declaration is typically required.

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Which HS Codes Are Related?

HS 730520 HS 730422 HS 730611 HS 730661 HS 730423 HS 730630

Not the right code? Search all HS codes to find the correct tariff classification.

FAQ

What are the typical import duty rates for HS code 730621 (casing and tubing for oil/gas drilling)?

The Most Favored Nation (MFN) duty rate for HS 730621 is 0.00% ad valorem. However, preferential rates can apply under various trade agreements. For example, under the US-Mexico-Canada Agreement (USMCA), goods originating in Canada or Mexico may be eligible for duty-free entry, provided they meet the rules of origin. Importers should always verify the specific origin and applicable trade agreement to determine the correct duty rate. Always consult the official tariff schedule of the importing country for the most up-to-date information.

What are the key classification criteria for HS code 730621?

HS code 730621 specifically covers 'Casing and tubing of a kind used in drilling for oil or gas' that are made of iron or steel, and are 'other' than seamless or welded by resistance or electric-welding. The critical factor for classification is the intended use: the goods must be designed and manufactured for the specific purpose of drilling for oil or natural gas. This typically means they possess specific thread forms, wall thicknesses, and material strengths suitable for downhole applications. Evidence of intended use, such as product specifications or purchase orders, may be required.

What documentation is typically required when importing goods classified under HS 730621?

Standard import documentation for HS 730621 typically includes a commercial invoice, packing list, and bill of lading or air waybill. Depending on the country of origin and any claimed preferential duty rates, a certificate of origin may be required. For goods classified under 730621, it is advisable to have product specifications or technical data sheets readily available to substantiate the intended use for oil or gas drilling, as this is a key classification criterion. Some countries may also require import licenses or permits for certain types of steel products.

How is the import duty for HS code 730621 calculated, and can you provide an example?

Since the MFN duty rate for HS 730621 is 0.00% ad valorem, the calculated duty amount is typically zero. However, if a country imposes a duty rate, it is generally calculated as a percentage of the declared customs value of the goods (ad valorem). For example, if a country had a 5% ad valorem duty rate and you imported casing and tubing valued at $10,000, the duty would be calculated as: $10,000 (Value) × 5% (Duty Rate) = $500 (Duty Amount). In most major markets, the duty for this specific HS code is 0%, making the duty amount $0.00.

Which trade agreements commonly provide preferential duty rates for HS code 730621?

Trade agreements like the US-Mexico-Canada Agreement (USMCA) often provide preferential duty rates, typically 0.00%, for goods originating in member countries. Other bilateral or regional trade agreements may also offer reduced or eliminated duties. For instance, goods originating in the European Union might benefit from preferential rates under the EU's trade agreements with third countries. Importers must ensure the goods meet the specific rules of origin stipulated in the relevant trade agreement and obtain the necessary proof of origin, such as a EUR.1 certificate or a statement on origin.