Gov. Code, § 12850.6

The secretary of each agency shall be generally responsible for the sound fiscal management of each department, office, or other unit within his agency. He shall review and approve the proposed budget of each such department, office, or other unit. He shall hold the head of each such department, office, or other unit responsible for management control over the administrative, fiscal, and program performance of his department, office, or other unit. He shall review the operations and evaluate the performance at appropriate intervals of each such department, office, or other unit. He shall seek continually to improve the organization structure, the operating policies, and the management information systems of each such department, office, or other unit.