The Comptroller-General is the body in charge of executing the internal economic and financial control of the Government of Catalonia; of managing and leading public accounting; and of elaborating the economic accounts of the public sector. The Catalan Court of Auditors is the external supervising body of the accounts, the economic management, and the efficiency control of the Government, the local entities and the rest of the public sector in Catalonia.
From this page you can access the internal audits and the external supervising reports elaborated by both these bodies.
Data source: Ministry of the Vice-presidency and of the Economy and Finance.
Data format: PDF.