(iii) the surtaxes on corporate income (Derramas);

(hereinafter referred to as “Portuguese tax”); b) in the case of Peru, the income taxes imposed under the Income Tax Act

(Ley del Impuesto a la Renta);

(hereinafter referred to as “Peruvian tax”). 4. The Convention shall apply also to any identical or substantially similar taxes that 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 any significant changes that have been made in their taxation laws.

CHAPTER II DEFINITIONS

ARTICLE 3

GENERAL DEFINITIONS 1. For the purposes of this Convention, unless the context otherwise requires:

a) the term “Portugal” when used in a geographical sense comprises the terri-tory of the Portuguese Republic in accordance with the International Law and the Portuguese legislation;

b) the term “Peru”, for purposes of determining the geographical scope of ap-

plication of this Convention, means the continental territory, the islands, the maritime zones and the air space that covers them, under sovereignty or sovereign rights and jurisdiction of Peru, in accordance with its domes-tic law and international law;

c) the terms “a Contracting State” and “the other Contracting State” mean

Portugal or Peru 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 that 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;

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