1. For the purposes of this Article:
(a) 'inspections' means quality assurance reviews of statutory auditors and audit firms, which are led by an inspector and which do not constitute an investigation within the meaning of Article 32(5) of Directive 2006/43/EC;
(b) 'inspector' means a reviewer who meets the requirements set out in point (a) of the first subparagraph of paragraph 5 of this Article and who is employed or otherwise contracted by a competent authority;
(c) 'expert' means a natural person who has specific expertise in financial markets, financial reporting, auditing or other fields relevant for inspections, including practising statutory auditors.
2. The competent authorities designated under Article 20(1) shall establish an effective system of audit quality assurance.
They shall carry out quality assurance reviews of statutory auditors and audit firms that carry out statutory audits of public-interest entities on the basis of an analysis of the risk and:
(a) in the case of
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