Section 670. Application of article

1.  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.