The Court of Audit has coordination and collaboration relations with the External Audit Bodies of the Autonomous Regions, by establishing common audit criteria and techniques and the implementation of actions to ensure the most effective results and avoid duplication in audit actions.

The Court develops activities with other national institutions, such as universities or professional associations, aimed at achieving greater efficiency in the exercise of its functions and the maximum dissemination of the proceedings of the Court of Audit, enhancing the relevance of the control of economic and financial activity within the public sector.