Mississippi Code Title 31. Public Business, Bonds and Obligations § 31-17-59

It shall be the duty of the auditor and the state treasurer, within sixty (60) days after the close of each fiscal year, to check the records in their offices and ascertain definitely the amount of bonds and interest coupons which have matured more than twelve (12) months before the close of the last fiscal year and which have not been paid; and if it shall appear that funds for the payment of such bonds and coupons have been forwarded to the paying agent and have not been used for the purpose of paying such bonds and coupons, it shall be the duty of the state treasurer to make demand upon the paying agent for the repayment of said funds into the state treasury within thirty (30) days from the date of such demand.

In like manner, it shall be the duty of the clerk of the board of supervisors of each county and of the municipal clerk of each municipality, within sixty (60) days after the close of each fiscal year, to check the bond register and other records in his office and ascertain definitely the amount of bonds and interest coupons of the county, any taxing district, or of the municipality, as the case may be, which have matured more than twelve (12) months before the close of the last fiscal year and which have not been paid; and if it shall appear that funds for the payment of such bonds and coupons have been forwarded to the paying agent and have not been used for the purpose of paying such bonds and coupons, it shall be the duty of the clerk of the board of supervisors, or the municipal clerk, as the case may be, to make demand upon the paying agent for the repayment of said funds into the county depository or municipal depository, as the case may be, within thirty (30) days from the date of such demand.

In the event such paying agent shall fail to refund into the state treasury, the county depository, or municipal depository, as the case may be, such unexpended balance or balances as provided for in sections 31-17-57 and 31-17-59, it shall be the duty of the attorney general on behalf of the state, or the board of supervisors or municipal authorities on behalf of the county or municipality, as the case may be, to cause suit to be instituted for the recovery of such funds.