§ R.I. Gen. Laws § 17-25-25Surplus campaign funds.

Any candidate receiving public funds during any election cycle under the provisions of this chapter shall, within ninety (90) days after the completion of the election cycle, transfer to the general treasurer for deposit in the general fund fifty percent (50%) of any amount of the candidate’s total campaign funds unexpended as of the last day of the election cycle. The candidate may convert the remaining fifty percent (50%) of the amount to use for any political purposes not otherwise prohibited by law. The remaining fifty percent (50%) of that amount may not be converted to personal use by the candidate.