(a) All facilities of the county shall be constructed in accordance with such standards and regulations.

(b Where such standards or regulations are more stringent than standards or regulations promulgated by regulatory agencies of the Federal or State governments, the county's shall govern. Where the county standards or regulations are less stringent, Federal or State standards or regulations shall govern.

(c) In the absence of applicable standards or regulations approved by the governing body or promulgated by the State, the county administrator may establish such interim standards or regulations as the county administrator deems necessary. Such standards or regulations shall be submitted to the governing body within one hundred eighty (180) days after establishment for approval and shall stand until the governing body actually approves, disapproves, or modifies such interim standards or regulations.

(d) No design standards shall apply to facilities designed and approved prior to the establishment of such standards.