Section 99. Application of foregoing section

The provisions of sections
  eighty-nine to ninety-eight, inclusive, of this chapter shall also apply
  to all steam surface railroads  existing  on  the  first  day  of  July,
  eighteen  hundred  and ninety-seven, or thereafter, on which, after said
  date, electricity or some other agency than steam shall  be  substituted
  as  a  motive power. None of the provisions of said sections shall apply
  to crossings in the city of  Syracuse  under  the  jurisdiction  of  the
  Syracuse   grade  crossing  commission.  The  terms  "municipality"  and
  "municipal corporation" as used in said sections shall  include  cities,
  villages, towns and counties.