Section 670 - Application of article1. The provisions of this article insofar as they are (a) in conflict with or in limitation of a provision of any alternative form of county government heretofore or hereafter adopted by a county pursuant to section one of article nine of the constitution, or any administrative code, county government law, county charter or civil divisions act enacted by the legislature and applicable to such county as now in force or hereafter amended, or (b) in conflict with any local law heretofore or hereafter adopted by any county under an optional or alternative form of county government, or (c) in conflict with any special act of the legislature applicable to a county, or (d) in conflict with or limitation of a county charter or charter law adopted pursuant to article four of the municipal home rule law constituting the county charter law, or an administrative code or local law of a county which has adopted a county charter pursuant to such article, as now in force or as hereafter amended, shall not be applicable to such county.2. In the exercise of its power to enact local laws, and in addition to any such power conferred by article two or article four of the municipal home rule law or other applicable law, the board of supervisors or other elective governing body of any county, other than a county wholly included within a city, may adopt and make applicable to such county, or to its officer performing the functions of a medical examiner, by whatever name designated, any provision of this article which is inapplicable to such county under the provisions of subdivision one of this section, provided that such power shall be exercised in the manner and subject to any veto, referendum or other requirement provided by applicable law.