Article 31 4.

Without prejudice to national legislative and institutional frameworks, Member States shall ensure that, in the supervision of compliance of public administration entities with this Directive and the imposition of enforcement measures with regard to infringements of this Directive, the competent authorities have appropriate powers to carry out such tasks with operational independence vis-à-vis the public administration entities supervised. Member States may decide on the imposition of appropriate, proportionate and effective supervisory and enforcement measures in relation to those entities in accordance with the national legislative and institutional frameworks.