The department carries out the following functions:

• Production and distribution of approved books of estimate to Ministries, Departments and Agencies (MDAs) of Government and other Stake holders.
• Placing the Budget on the Internet for all Stake holders to have unhindered access to the document.
• Preparation of supplementary appropriation estimates and distribution of same after its passage and Governor’s assent.
• Preparation and distribution of Mid-year Review and full year reports to all budget Stake holders.
• Collection of Revenue and expenditure data for planning purposes.
• Monitoring of Budget performance through monthly rendition of revenue and expenditure returns by MDAs.
• Conduct of Workshop on Budget preparation, implementation Monitoring/Inspection and evaluation/Reporting for Budget officers in the State.
• Press briefing on the analysis of the Annual Budget by the Honorable Commissioner for public enlightenment.
• Any other function as may be directed.