The Clerk will administer the oath, have you sign the required documents and record the bond. The actual interest rates at which the bonds will be sold will depend on the bond market at the time of each sale.The Series 2015A Bonds will mature on March 1 in the years and bear interest at the rates, as set forth on the inside cover of this Official Statement. The role of Committee members is to monitor 4CD's bond expenditures of the 2014 Bond and ensure that all money spent is consistent with the language specified. The actual interest rates at which the bonds will be sold will depend on the bond market at the time of each sale. Capital appreciation: Bond prices can rise for several reasons, including a drop in interest rates and an improvement in the credit standing of the issuer. Bond interest payable. 55,088. 81,375. (d) Maximum Interest Rate. 07 with the East Contra Costa Regional Fee and. Financing Authority (ECCRFFA).