HS 901420 Instruments and appliances for aeronautical or space navigation (other than compasses)

Quick Answer: Instruments and appliances for aeronautical or space navigation, excluding compasses, imported under HS 901420 enter the UK duty-free, the EU duty-free, and the US at rates ranging from Free to 40% ad valorem for Most Favored Nation (MFN) tariffs. This classification encompasses devices such as altimeters, gyroscopic stabilizers, and navigation computers specifically designed for aircraft and spacecraft. Importers should verify specific subheadings within the US tariff schedule, as duty rates can vary significantly. CustomTariffs aggregates this data, highlighting the importance of precise classification for accurate duty assessment across different trade blocs.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
9014200000
9014202000 0.00 %
9014208000 0.00 %

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
9014200000 0.00 %
9014202000 0.00 %
9014208000 0.00 %

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
901420
9014204000 Free ["No."]
90142080 Free
9014208080 ["No."]
9014202000 Free ["No."]

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 901420 cover?

This subheading covers instruments and appliances specifically designed for aeronautical or space navigation, excluding compasses. 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 TARIC, this category includes devices such as altimeters, airspeed indicators, gyroscopic instruments, and navigation computers that are essential for operating aircraft and spacecraft. These instruments provide critical data for flight control and route planning.

What falls outside HS 901420?

The following products are excluded from HS 901420: compasses, which are classified under HS 901410, and general-purpose electronic calculators or computers not specifically designed for aeronautical or space navigation. Instruments used for terrestrial navigation, such as GPS devices primarily intended for automotive or marine use, are also not included. Furthermore, basic measuring instruments like simple thermometers or barometers that do not contribute to navigation are classified elsewhere.

What are common classification mistakes for HS 901420?

A common error is the misclassification of general-purpose electronic devices that have some navigational functions but are not exclusively designed for aeronautical or space applications. For instance, a tablet computer with navigation software, if not specifically built and marketed as an aviation navigation system, would likely not fall under this heading. Adherence to General Interpretative Rule 1 (GIR 1) and Section XVI of the HTS, which governs machinery and mechanical appliances, is crucial for accurate classification.

How should importers classify products under HS 901420?

The correct procedure for classifying products under HS 901420 involves a thorough examination of the product's design, function, and intended use. Importers and customs brokers should consult the official nomenclature of the importing country, such as the USITC HTS or the EU TARIC, and review the Explanatory Notes from the WCO. If the product is an instrument or appliance specifically for aeronautical or space navigation and is not a compass, it should be classified here.

How is the duty calculated for products under HS 901420?

A specific model of an Inertial Navigation System (INS) for aircraft, declared at a customs value of $50,000 USD, would attract a US duty of $1,750 USD. This is calculated using the Most Favored Nation (MFN) duty rate of 3.5% ad valorem, as published in the USITC Harmonized Tariff Schedule (HTS) for subheading 901420. The calculation is: $50,000 (declared value) × 0.035 (duty rate) = $1,750 (duty amount).

Which trade agreements reduce duties for HS 901420?

Several free trade agreements may reduce the applicable duty rate for HS 901420, including the United States-Mexico-Canada Agreement (USMCA), which can result in a Free duty rate for qualifying originating goods from Canada and Mexico. Additionally, the Generalized System of Preferences (GSP) may offer reduced or Free duty rates for eligible products from certain developing countries. To claim these preferences, a self-certified origin statement for USMCA or a GSP Form A for GSP beneficiaries is typically required, depending on the specific jurisdiction.

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FAQ

What are the typical import duty rates for HS code 901420, instruments and appliances for aeronautical or space navigation?

For HS code 901420, the Most Favored Nation (MFN) duty rate in the United States is 0.00%. Many other countries also offer duty-free treatment under this classification. For example, the European Union's TARIC system generally lists a 0.00% duty rate for goods classified under this heading. It is crucial to consult the specific tariff schedule of the importing country for definitive rates, as these can change and preferential agreements may apply. Always verify with the latest official sources such as the US International Trade Commission (USITC) for U.S. rates, or the EU TARIC database for European Union rates.

How is the duty for HS code 901420 calculated if a duty were applicable?

While HS code 901420 often carries a 0.00% duty rate, if a duty were applicable, it would typically be calculated on an ad valorem basis (a percentage of the item's value) or a specific rate (a fixed amount per unit). For instance, if a hypothetical duty rate of 3.5% ad valorem applied to an imported altimeter valued at $10,000, the duty would be calculated as: $10,000 (value) × 0.035 (duty rate) = $350. If a specific duty applied, such as $5 per unit, and 10 units were imported, the duty would be: 10 (units) × $5 (per unit) = $50. Always refer to the specific tariff schedule for the applicable duty calculation method and rate.

What documentation is typically required when importing goods under HS code 901420?

When importing instruments and appliances for aeronautical or space navigation (HS 901420), standard import documentation is required. This includes a commercial invoice detailing the value, quantity, and description of the goods; a packing list; and a bill of lading or air waybill. Depending on the specific nature of the equipment and its intended use (e.g., for commercial aviation), additional certifications or approvals from aviation authorities (like the FAA in the U.S. or EASA in Europe) may be necessary to demonstrate compliance with safety and operational standards. Importers and customs brokers should confirm these requirements with the importing country's customs agency and relevant aviation regulatory bodies.

Are there specific trade agreements that might offer preferential duty rates for HS code 901420?

Yes, numerous trade agreements can provide preferential duty rates, often leading to duty-free importation, for goods classified under HS code 901420. For example, goods originating from countries that are part of the United States-Mexico-Canada Agreement (USMCA) may benefit from preferential treatment when imported into the U.S., Mexico, or Canada, provided they meet the rules of origin. Similarly, within the European Union, goods traded between member states are typically duty-free. Other bilateral or multilateral trade agreements globally can also offer reduced or eliminated duties. Importers must ensure they have the necessary proof of origin documentation to claim preferential treatment under any applicable trade agreement.

What distinguishes an instrument classified under 901420 from other navigation instruments, such as compasses (901410)?

HS code 901420 specifically covers instruments and appliances for aeronautical or space navigation, excluding compasses. This means devices like altimeters, airspeed indicators, gyroscopic instruments, navigation computers, GPS receivers designed for aircraft, and flight management systems fall under 901420. Compasses, whether magnetic or gyro-compasses, are classified separately under HS code 901410. The key distinction lies in the primary function and application: 901420 is for navigation in the air or space, and it is not a compass. Always consult the Explanatory Notes of the Harmonized System (HS) and the specific national tariff interpretations for precise classification guidance.