HS 440311 Treated with paint, stains, creosote or other preservatives

Quick Answer: Wood in the rough, whether or not stripped of bark or sapwood, or roughly squared, which has been treated with paint, stains, creosote, or other preservatives, enters the UK at 0.00%, the EU at 0.00%, and the US at Free under the MFN rate. This classification specifically applies to timber that has undergone a preservation process to protect it from decay, insects, or fire. Importers and customs brokers should verify specific treatment types and any potential additional duties or import restrictions that may apply in the destination country, as CustomTariffs aggregates this information. Proper documentation detailing the preservative treatment is crucial for accurate classification and compliance.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
4403110000 0.00 %

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
4403110000 0.00 %

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
44031100 Free
4403110020 ["m"]
4403110050 ["m"]
4403110060 ["m<sup>3</sup>"]
4403110040 ["m"]

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 440311 cover?

This subheading covers coniferous wood, in the rough, whether or not stripped of bark or roughly squared, that has been treated with paint, stains, creosote, or other preservatives. According to the World Customs Organization (WCO) Harmonized System Nomenclature, this treatment is intended to protect the wood from decay, insects, or fire. Official definitions from sources like the USITC Harmonized Tariff Schedule (HTS) and the EU's TARIC database confirm that the key distinguishing factor is the application of a preservative substance to the raw coniferous timber.

What falls outside HS 440311?

The following products are excluded from HS 440311: coniferous wood that has not undergone any preservative treatment, coniferous wood that has been merely planed or sanded without preservative application, and coniferous wood that has been further worked into finished articles such as sawn timber, plywood, or furniture components. For instance, coniferous logs simply debarked but untreated, or coniferous lumber that has been kiln-dried but not chemically treated, would be classified under different subheadings within HS 4403 or other relevant headings in Chapter 44.

What are common classification mistakes for HS 440311?

A common error is misclassifying coniferous wood that has undergone superficial treatments, such as light sanding or basic drying, as being "treated with preservatives" when the treatment does not offer significant protection against decay or insects. General Interpretative Rule 1 (GIR 1) of the Harmonized System emphasizes that classification shall be determined according to the terms of the headings and any relative Section or Chapter Notes. Importers may also incorrectly classify treated non-coniferous wood under this subheading, which is reserved exclusively for coniferous species.

How should importers classify products under HS 440311?

The correct procedure for classifying products under HS 440311 involves a two-step process: first, confirm the material is coniferous wood in the rough, stripped of bark, or roughly squared; second, verify that it has been treated with a preservative substance like paint, stains, creosote, or similar chemicals. Importers and customs brokers should consult the specific product's technical data sheet or manufacturer's declaration to ascertain the type of treatment applied and ensure it aligns with the definition of preservative treatment as per WCO guidelines.

How is the duty calculated for products under HS 440311?

A shipment of 10 cubic meters of creosote-treated coniferous logs, declared at a customs value of $5,000 USD, would attract a US duty. Assuming a Most Favored Nation (MFN) duty rate of 3.5% ad valorem for HS 440311 as published in the USITC Harmonized Tariff Schedule, the duty would be calculated as 3.5% of $5,000, resulting in a duty amount of $175.00. This calculation is based on the declared value of the goods, as is typical for ad valorem duties on such timber products.

Which trade agreements reduce duties for HS 440311?

Several free trade agreements may reduce the applicable duty rate for HS 440311, including the United States-Mexico-Canada Agreement (USMCA). Under USMCA, originating coniferous wood treated with preservatives from Canada or Mexico can enter the United States duty-free. To claim this preferential rate, a valid USMCA Certificate of Origin is required. Additionally, agreements with developing countries under the Generalized System of Preferences (GSP) may offer reduced or zero duty rates, often requiring a GSP Form A. The specific preferential rate and documentation depend on the country of origin and the terms of the applicable trade agreement.

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FAQ

What are the typical import duty rates for HS code 440311, and how are preferential rates determined?

HS code 440311, covering 'Wood in the rough, whether or not stripped of bark or roughly squared, but not otherwise shaped, treated with paint, stains, creosote or other preservatives,' generally has low or zero Most Favored Nation (MFN) duty rates in many major markets. For instance, the USITC Harmonized Tariff Schedule often lists a 0.00% MFN rate. Preferential rates are determined by trade agreements. For example, goods originating from countries with a Free Trade Agreement (FTA) with the importing country may qualify for a reduced or zero duty rate upon presentation of a valid Certificate of Origin. It is crucial to consult the specific tariff schedule of the importing country and any applicable FTAs to confirm the exact duty rate and eligibility for preferential treatment.

What specific criteria define 'treated with paint, stains, creosote or other preservatives' for HS code 440311 classification?

For classification under HS code 440311, the 'treatment' must involve the application of substances intended to protect the wood from decay, insects, or weathering, or to impart a specific color or finish. This includes treatments with paint, stains, creosote, pentachlorophenol, or other wood preservatives. The treatment must be evident on the wood. Merely removing bark or squaring the wood does not qualify it for this code; the preservative treatment is the defining characteristic. If the wood has undergone further shaping or processing beyond rough squaring, it may fall under a different HS code.

What documentation is typically required when importing goods classified under HS code 440311?

When importing wood classified under HS code 440311, standard import documentation is required, which may include a commercial invoice, packing list, and bill of lading or air waybill. Additionally, depending on the importing country's regulations and the type of preservative used, phytosanitary certificates may be necessary to prevent the introduction of pests and diseases. If preferential duty rates are claimed under an FTA, a valid Certificate of Origin is essential. Importers should also be aware of any specific import permits or declarations related to treated wood products that might be required by the destination country's environmental or agricultural agencies.

How is the import duty calculated for HS code 440311, and can you provide a numerical example?

The import duty for HS code 440311 is typically calculated based on either an ad valorem rate (a percentage of the value of the goods) or a specific rate (a fixed amount per unit of quantity, such as per cubic meter or per kilogram). For this specific code, many countries apply a 0.00% ad valorem duty. Let's assume, hypothetically, an importing country had a specific duty rate of $10 per cubic meter for this classification. If an importer brought in 50 cubic meters of treated wood valued at $10,000, the duty calculation would be: 50 cubic meters * $10/cubic meter = $500. However, given the common 0.00% duty rates, the duty amount would often be $0.00. Always verify the applicable duty basis (ad valorem or specific) and rate in the destination country's tariff schedule.

Which common trade agreements might offer preferential duty rates for HS code 440311, and what is the general impact?

Several common trade agreements can impact duty rates for HS code 440311. For example, the United States-Mexico-Canada Agreement (USMCA) may provide preferential treatment for qualifying goods originating from Canada or Mexico. The European Union's Generalized Scheme of Preferences (GSP) offers reduced or zero duties for eligible goods from developing countries. The Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP) is another example. The general impact of these agreements is to reduce or eliminate tariffs on goods that meet the rules of origin, making imports more cost-effective for businesses operating within these trade blocs. Importers must ensure their goods meet the specific rules of origin stipulated in the relevant trade agreement and possess the required documentation, such as a Certificate of Origin, to claim these benefits.