1. The Authority shall, within its respective competences, take a leading, coordinating and monitoring role in promoting integrity, transparency and security in the financial system by means of adopting measures to prevent and counter money laundering and terrorist financing in that system. In line with the principle of proportionality, those measures shall not exceed what is necessary to achieve the objectives of this Regulation and of the legislative acts referred to in Article 1(2) and shall have due regard to the nature, scale and complexity of risks, business practices, business models and size of financial sector operators and of markets. Those measures shall include:
(a) collecting information from competent authorities relating to weaknesses identified during ongoing supervision and authorisation procedures in the processes and procedures, governance arrangements, fitness and propriety, acquisition of qualifying holdings, business models and activities of financial sector opera
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