A. The refunding bonds shall be negotiable in form, executed in the name of the county, school district, city or town or similar municipal corporation, signed by the chairman of the governing board or body, countersigned by the county or municipal treasurer, sealed with the seal of the county or municipality and attested by the clerk.
B. The principal and interest of the bonds shall be payable at the office of the county or municipal treasurer or at such other place as designated in the bonds and coupons, at the option of the holder.