The Office of the Director of Finance was created by the Philadelphia 1951 Home Rule Charter to give the Mayor and the City government a principal officer responsible for the financial, accounting, and budgeting functions of the executive branch. The Office of the Director of Finance is comprised of the Executive Office, Accounting Bureau, Administrative Services Center, Office of Budget and Program Evaluation, Mayor’s Office of Grants, Office of Property Data, and Risk Management. Other agencies reporting to the Director of Finance include the City Treasurer, Department of Revenue, Sinking Fund Commission, the staff of the Board of Pensions and Retirement, and the Office of Property Assessment (OPA). Operating on a fiscal year between July 1st and June 30th, the Office of the Director of Finance administers the City’s payroll activities and risk management functions, issues financial reports, and oversees expenditures and reports on all grants through the Mayor’s Office of Grants.