1256-(20)

II SÉRIE-A — NÚMERO 65

Hi) Local surtax on corporate income tax (derrama);

(hereinafter referred to as «Portuguese tax»).

4 — The Convention shall apply also to any identical or substantially similar taxes which are imposed after the date of signature of the Convention in addition to, or in place of, the existing taxes. The competent authorities of the Contracting States shall notify each other of substantial changes which have been made in their respective taxation laws.

CHAPTER II Definitions

Article 3 General definitions

1 — For the purposes of this Convention, unless the context otherwise requires:

a) The term «Poland» when used in geographical sense means the territory of the Republic of Poland, including any area beyond its territorial waters, within which under the laws of Poland and in accordance with international law, Poland may exercise its sovereign rights over the seabed, its sub-soil and their natural resources;

b) The term «Portugal» means the territory of the Portuguese Republic situated in the European continent, the archipelagoes of Azores and Madeira, the respective territorial sea and any other zone in which, in accordance with the laws of Portugal and international law, the Portuguese Republic has its jurisdiction or sovereign rights with respect to the exploration and exploitation of the natural resources of the sea-bed and sub-soil, and of the superjacent waters;

c) The terms «a Contracting State» and «the other Contracting State» mean Poland or Portugal, as the context requires;

d) The term «person» includes an individual, a company and any other body of persons;

e) The term «company» means any body corporate or any entity which is treated as a body corporate for tax purposes;

f) The terms «enterprise of a Contracting State» and «enterprise of the other Contracting State» mean respectively an enterprise carried on by a resident of a Contracting State and an enterprise carried on by a resident of the other Contracting State;

g) The term «international traffic» means any transport by a ship, aircraft or road transport vehicle operated by an enterprise which has its place of effective management in a Contracting State, except when the ship, aircraft or road transport vehicle is operated solely between places in the other Contracting State;

h) The term «competent authority* means:

/') In the case of Poland, the Minister of Finance or his authorized representative;

ii) In the case of Portugal, the Minister of Finance, the Director General of Taxa-

tion (director-geral das Contribuições e Impostos) or their authorized representative;

i) The term «national» means:

i) Any individual possessing the nationality of a Contracting State;

ii) Any legal person, partnership or association deriving its status as such from the laws in force in a Contracting State.

2 — As regards the application of the Convention at any time by a Contracting State, any term not defined therein shall unless the context otherwise requires, have the. meaning which it has at that time under the law of that State for the purposes of the taxes to which the Convention applies, any meaning under the applicable tax laws of that State prevailing over a meaning given to the term under other laws of that State concerning the taxes to which the Convention applies.

Article 4 Resident

1 — For the purposes of this Convention, the term «resident of a Contracting State» means any person who, under the laws of that State, is liable to tax therein by reason of his domicile, residence, place of management or any other criterion of a similar nature and also includes that State and any political or administrative subdivision or local authority thereof. This term, however, does not include any person who is liable to tax in that State in respect only of income from sources in that State.

2 — Where by reason of the provisions of paragraph 1 an individual is a resident of both Contracting States, then his status shall be determined as follows:

a) He shall be deemed to be a resident only of the State in which he has a permanent home available to him; if he has a permanent home available to him in both States, he shall be deemed to be a resident only of the State with which his personal and economic relations are closer (centre of vital interests);

b) If the State in which he has his centre of vital interests cannot be determined, or if he has not a permanent home available to him in either State, he shall be deemed to be a resident only of the State in which he has an habitual abode;

c) If he has an habitual abode in both States or in neither of them, he shall be deemed to be a resident only of the State of which he is a national;

d) If he is a national of both States or of neither of them, the competent authorities of the Contracting States shall settle the question by mutual agreement.

3 — Where by reason of the provisions of paragraph 1 a person other than an individual is a resident of both Contracting States, then it shall be deemed to be a resident only of the State in which its place of effective management is situated.