Secretary of State for Finance of Rio de Janeiro

The Secretary of State for Finance of Rio de Janeiro manages the state's financial affairs, including budget formulation, tax collection, public expenditure control, debt management, and oversight of state-owned enterprises. It serves the government of Rio de Janeiro state and provides financial services to public agencies and citizens. It operates under the state's executive branch and is responsible for ensuring fiscal transparency and compliance with Brazilian fiscal legislation. It also coordinates the issuance of state bonds and manages the state's public debt portfolio to finance infrastructure and social programs. Through its audit and control units, the secretary monitors compliance with financial regulations and detects irregularities in public spending.

It acts as the primary fiscal authority for the state, regulating state-level taxation and coordinating with federal tax bodies. Its notable competencies include treasury operations, financial planning, and risk management related to public debt. The department also oversees the implementation of financial systems and internal controls to safeguard state resources. The ransomware incident in April 2022 highlighted its reliance on digital infrastructure and prompted a response from law enforcement and its ICT unit. This underscored the importance of cybersecurity resilience for governmental financial entities.