1. Member States shall require the competent authorities at least to effectively monitor and to take the necessary measures with a view to ensuring compliance with the requirements of this Directive by all the institutions and persons covered by this Directive.
2. Member States shall ensure that the competent authorities have adequate powers, including the power to compel the production of any information that is relevant to monitoring compliance and perform checks, and have adequate resources to perform their functions.
3. In the case of credit and financial institutions and casinos, competent authorities shall have enhanced supervisory powers, notably the possibility to conduct on-site inspections.
4. In the case of the natural and legal persons referred to in Article 2(1)(3)(a) to (e), Member States may allow the functions referred to in paragraph 1 to be performed on a risk-sensitive basis.
5. In the case of the persons referred to in Article 2(1)(3)(a) and (b), Member States