32 | II Série A - Número: 116S1 | 8 de Fevereiro de 2012

for the purpose of performing independent personal services, including such gains from the alienation of such a permanent establishment (alone or with the whole enterprise) or of such fixed base, may be taxed in that other State.
3. Gains derived by an enterprise of a Contracting State from the alienation of ships or aircraft operated in international traffic or movable property pertaining to the operation of such ships or aircraft shall be taxable only in that Contracting State.
4. Gains derived by a resident of a Contracting State from the alienation of shares or of a comparable interest deriving more than 50 percent of their value directly or indirectly from immovable property situated in the other Contracting State may be taxed in that other State.
5. Gains derived by a resident of a Contracting State from the alienation of shares or other rights representing the capital of a company that is a resident of the other Contracting State may be taxed in that other Contracting State where the resident of the first mentioned Contracting State owned, at any time within the twelve month period preceding the alienation, 25% or more of the capital of that company, but the tax so charged shall not exceed 20% of the net amount of such gains. 6. Gains from the alienation of any property other than that referred to in the preceding paragraphs of this Article shall be taxable only in the Contracting State of which the alienator is a resident. ARTICLE 14 INDEPENDENT PERSONAL SERVICES 1. Income derived by a resident of a Contracting State in respect of professional services or other activities of an independent character shall be taxable only in that State except in the following circumstances, when such income may also be taxed in the other Contracting State:

(a) If he has a fixed base regularly available to him in the other Contracting State for the purpose of performing his activities; in that case, only so much of the income as is attributable to that fixed base may be taxed in that other Contracting State; or

(b) If his stay in the other Contracting State is for a period or periods amounting to or exceeding in the aggregate 183 days in any twelve-month period commencing or ending in the fiscal year concerned; in that case, only so much of the income as is derived from his activities performed in that other State may be taxed in that other State.

2. The term “professional services” includes especially independent scientific, literary, artistic, educational or teaching activities as well as the independent activities of physicians, lawyers, engineers, architects, dentists and accountants.

ARTICLE 15 DEPENDENT PERSONAL SERVICES

1. Subject to the provisions of Articles 16, 18, and 19, salaries, wages and other similar remuneration derived by a resident of a Contracting State in respect of an employment shall be taxable only in that State unless the employment is exercised in the other Contracting State. If the employment is so exercised, such remuneration as is derived therefrom may be taxed in that other State.
2. Notwithstanding the provisions of paragraph 1, remuneration derived by a resident of a Contracting State in respect of an employment exercised in the other Contracting State shall be taxable only in the firstmentioned State if: a) the recipient is present in the other State for a period or periods not exceeding in the aggregate 183 days in any twelve month period commencing or ending in the fiscal year concerned, and