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For the purposes of this Convention:
a) “lawyer” shall mean any natural person who is qualified and authorised, according to national law, to practise the profession of lawyer;
b) “client” shall mean any natural or legal person who is advised, assisted or represented by a lawyer;
c) “prospective client” shall mean any natural or legal person who seeks, whether directly or indirectly, to be advised, assisted or represented by the lawyer concerned;
d) “professional association” shall mean a representative body to which some or all lawyers belong, whether directly or indirectly, or are enrolled and which has some responsibility for organising or regulating their profession under national law;
e) “professional activities of lawyers” shall mean any action for the preparation or provision of advice, assistance or representation for a client or prospective client in connection with the interpretation or application of law, whether national, foreign or international, both in the Parties where they are established and wherever else this may be undertaken, including in connection with the proceedings and work of an international court or tribunal or a body established by an international organisation;
f) “professional activities of professional associations” shall mean any action covered by Article 4, paragraph 2, of this Convention;
g) “public authorities” shall mean: (i) government and administration at the national, regional and local levels;
(ii) legislative bodies and judicial authorities insofar as they perform administrative functions according to national law;
(iii) natural or legal persons insofar as they exercise administrative authority;
(i) government and administration at the national, regional and local levels;
(ii) legislative bodies and judicial authorities insofar as they perform administrative functions according to national law;
(iii) natural or legal persons insofar as they exercise administrative authority;
h) “prescribed by law” and “necessary in a democratic society” shall be understood within the meaning of the Convention for the Protection of Human Rights and Fundamental Freedoms as interpreted by the European Court of Human Rights.