R.I. Gen. Laws § 35-5-5: Monthly accounts of disbursing officers — Reimbursement of funds.

Every disbursing officer shall at the end of each month render to the state controller a statement, in the form prescribed by the controller, together with duly authenticated vouchers, covering expenditures from the funds for each month, and when approved by the state controller, the disbursing officer shall draw his or her orders upon the general treasurer for the amount necessary to reimburse each fund.