(a) All of the improvements required under this chapter shall be constructed prior to the filing with the Planning Commission of the final plat for final approval, in accordance with the specifications and under the supervision of the officials having jurisdiction; or
(b) In lieu of constructing such improvements, the subdivider shall furnish the Commission with a performance bond running to the City, sufficient to cover the subdivider’s proportion of the cost, as estimated by the City Engineer or Commission, of any or all of the improvements required to be installed, thereby to secure the actual construction and installation of such improvements immediately after final approval of the final plat or at a time and according to the requirements of the Commission.
(11-4-85, appx. III.)