Which institution is responsible for ensuring that directives are implemented properly by the member states?

The European Commission plays a crucial role in overseeing the implementation of directives within the member states of the European Union (EU). Its responsibilities include ensuring that EU laws and regulations are effectively applied and enforced across all member states. The Commission monitors compliance and can take legal action against a member state if it fails to implement a directive properly. This enforcement mechanism is essential for maintaining uniformity in EU law and ensuring that all member states adhere to the agreed-upon standards and practices.

While other institutions like the European Court of Justice focus on interpreting EU law and resolving disputes regarding its application, and the European Parliament serves as a legislative body representing the interests of EU citizens, it is the European Commission that holds the primary responsibility for ensuring that directives are enacted correctly by individual countries. The European Data Protection Supervisor, on the other hand, primarily focuses on the protection of personal data and privacy within EU institutions rather than overseeing the implementation of directives across member states.