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

whether or not charged under personal assessment;

(b) in the case of Portugal,

(i) the personal income tax (Imposto sobre o Rendimento das Pessoas Singulares – IRS);

(ii) the corporate income tax (Imposto sobre o Rendimento das Pessoas Colectivas – IRC); and

(iii) the surtaxes on corporate income tax (Derramas). 4. The Agreement shall apply also to any identical or substantially similar taxes that are imposed after the date of signature of the Agreement in addition to, or in place of, the existing taxes, as well as any other taxes falling within paragraphs 1 and 2 of this Article which a Contracting Party may impose in future. The competent authorities of the Contracting Parties shall notify each other of any significant changes that have been made in their taxation laws.

5. The existing taxes, together with the taxes imposed after the signature of the Agreement, are hereinafter referred to as “Hong Kong Special Administrative Region tax” or “Portuguese tax”, as the context requires.

CHAPTER II DEFINITIONS

Article 3 General Definitions

1. For the purposes of this Agreement, unless the context otherwise requires:

(a) the term “Hong Kong Special Administrative Region” means any territory where the tax laws of the Hong Kong Special Administrative Region of the People’s Republic of China apply;
(b) the term “Portugal” when used in a geographical sense comprises the territory of the Portuguese Republic in accordance with international law and Portuguese legislation;

(c) the term “company” means any body corporate or any entity that is treated as a body corporate for tax purposes;

(d) the term “competent authority” means:

(i) in the case of the Hong Kong Special Administrative Region, the Commissioner of Inland Revenue or his authorized representative;