(a) A solicitor in respect of whom a practising certificate (within the meaning of the Solicitors Acts, 1954 to 1994) is in force shall be an investment business firm -
(i) where the solicitor provides investment business services or investment advice in a manner which is not incidental to the provision of legal services, or
(ii) where the solicitor holds himself or herself out as being an investment business firm, or
(iii) where, when acting as an investment product intermediary in a manner incidental to the provision of legal services, the solicitor holds an appointment in writing other than from -
(I) an investment firm authorised in accordance with the Investment Services Directive by a competent authority of another Member State, or an authorised investment business firm (not being a restricted activity investment product intermediary or a certified person), or a member firm within the meaning of the Stock Exchange Act, 1995, or
(II) a credit institution authorised in accordan
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