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UNITED STATES MODEL TECHNICAL EXPLANATION ACCOMPANYING THE UNITED STATES MODEL INCOME TAX CONVENTION OF NOVEMBER 15, 2006

ARTICLE 8 (SHIPPING AND AIR TRANSPORT)

U.S. Income Tax Treaty — Technical Explanation -2006 · 2026-10-03 edition · updated 2026-10-04 · United States

This Article governs the taxation of profits from the operation of ships and aircraft in international traffic. The term "international traffic" is defined in subparagraph 1(f) of Article 3 (General Definitions).

Paragraph 1

Paragraph 1 provides that profits derived by an enterprise of a Contracting State from the operation in international traffic of ships or aircraft are taxable only in that Contracting State. Because paragraph 6 of Article 7 (Business Profits) defers to Article 8 with respect to shipping income, such income derived by a resident of one of the Contracting States may not be taxed in the other State even if the enterprise has a permanent establishment in that other State. Thus, if a U.S. airline has a ticket office in the other State, that State may not tax the airline's profits attributable to that office under Article 7. Since entities engaged in international transportation activities normally will have many permanent establishments in a number of countries, the rule avoids difficulties that would be encountered in attributing income to multiple permanent establishments if the income were covered by Article 7 (Business Profits).

Paragraph 2

The income from the operation of ships or aircraft in international traffic that is exempt from tax under paragraph 1 is defined in paragraph 2.

In addition to income derived directly from the operation of ships and aircraft in international traffic, this definition also includes certain items of rental income. First, income of an enterprise of a Contracting State from the rental of ships or aircraft on a full basis (i.e., with crew) is income of the lessor from the operation of ships and aircraft in international traffic and, therefore, is exempt from tax in the other Contracting State under paragraph 1. Also, paragraph 2 encompasses income from the lease of ships or aircraft on a bareboat basis (i.e., without crew),

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either when the income is incidental to other income of the lessor from the operation of ships or aircraft in international traffic, or when the ships or aircraft are operated in international traffic by the lessee. If neither of those two conditions apply, income from the bareboat rentals would constitute business profits. The coverage of Article 8 is therefore broader than that of Article 8 of the OECD Model, which covers bareboat leasing only when it is incidental to other income of the lessor from the operation of ships of aircraft in international traffic.

Paragraph 2 also clarifies, consistent with the Commentary to Article 8 of the OECD Model, that income earned by an enterprise from the inland transport of property or passengers within either Contracting State falls within Article 8 if the transport is undertaken as part of the international transport of property or passengers by the enterprise. Thus, if a U.S. shipping company contracts to carry property from the other Contracting State to a U.S. city and, as part of that contract, it transports the property by truck from its point of origin to an airport in the other Contracting State (or it contracts with a trucking company to carry the property to the airport) the income earned by the U.S. shipping company from the overland leg of the journey would be taxable only in the United States. Similarly, Article 8 also would apply to all of the income derived from a contract for the international transport of goods, even if the goods were transported to the port by a lighter, not by the vessel that carried the goods in international waters.

Finally, certain non-transport activities that are an integral part of the services performed by a transport company, or are ancillary to the enterprise’s operation of ships or aircraft in international traffic, are understood to be covered in paragraph 1, though they are not specified in paragraph 2. These include, for example, the provision of goods and services by engineers, ground and equipment maintenance and staff, cargo handlers, catering staff and customer services personnel. Where the enterprise provides such goods to, or performs services for, other enterprises and such activities are directly connected with or ancillary to the enterprise’s operation of ships or aircraft in international traffic, the profits from the provision of such goods and services to other enterprises will fall under this paragraph.

For example, enterprises engaged in the operation of ships or aircraft in international traffic may enter into pooling arrangements for the purposes of reducing the costs of maintaining facilities needed for the operation of their ships or aircraft in other countries. For instance, where an airline enterprise agrees (for example, under an International Airlines Technical Pool agreement) to provide spare parts or maintenance services to other airlines landing at a particular location (which allows it to benefit from these services at other locations), activities carried on pursuant to that agreement will be ancillary to the operation of aircraft in international traffic by the enterprise.

Also, advertising that the enterprise may do for other enterprises in magazines offered aboard ships or aircraft that it operates in international traffic or at its business locations, such as ticket offices, is ancillary to its operation of these ships or aircraft. Profits generated by such advertising fall within this paragraph. Income earned by concessionaires, however, is not covered by Article 8. These interpretations of paragraph 1 also are consistent with the Commentary to Article 8 of the OECD Model.

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Paragraph 3

Under this paragraph, profits of an enterprise of a Contracting State from the use, maintenance or rental of containers (including equipment for their transport) are exempt from tax in the other Contracting State, unless those containers are used for transport solely in the other Contracting State. This result obtains under paragraph 3 regardless of whether the recipient of the income is engaged in the operation of ships or aircraft in international traffic, and regardless of whether the enterprise has a permanent establishment in the other Contracting State. Only income from the use, maintenance or rental of containers that is incidental to other income from international traffic is covered by Article 8 of the OECD Model.

Paragraph 4

This paragraph clarifies that the provisions of paragraphs 1 and 3 also apply to profits derived by an enterprise of a Contracting State from participation in a pool, joint business or international operating agency. This refers to various arrangements for international cooperation by carriers in shipping and air transport. For example, airlines from two countries may agree to share the transport of passengers between the two countries. They each will fly the same number of flights per week and share the revenues from that route equally, regardless of the number of passengers that each airline actually transports. Paragraph 4 makes clear that with respect to each carrier the income dealt with in the Article is that carrier's share of the total transport, not the income derived from the passengers actually carried by the airline. This paragraph corresponds to paragraph 4 of Article 8 of the OECD Model.

Relationship to Other Articles

The taxation of gains from the alienation of ships, aircraft or containers is not dealt with in this Article but in paragraph 4 of Article 13 (Gains).

As with other benefits of the Convention, the benefit of exclusive residence country taxation under Article 8 is available to an enterprise only if it is entitled to benefits under Article 22 (Limitation on Benefits).

This Article also is subject to the saving clause of paragraph 4 of Article 1 (General Scope) of the Model. Thus, if a citizen of the United States who is a resident of the other Contracting State derives profits from the operation of ships or aircraft in international traffic, notwithstanding the exclusive residence country taxation in paragraph 1 of Article 8, the United States may, subject to the special foreign tax credit rules of paragraph 4 of Article 23 (Relief from Double Taxation), tax those profits as part of the worldwide income of the citizen. (This is an unlikely situation, however, because non-tax considerations (e.g., insurance) generally result in shipping activities being carried on in corporate form.)

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