Consisting of that part of the Regional Municipality of York comprised of:
- (a) that part of the Town of Richmond Hill lying southerly of a line described as follows: commencing at the intersection of the westerly limit of said town with Elgin Mills Road West; thence easterly along said road and Elgin Mills Road East to Bayview Avenue; thence southerly along said avenue to the unnamed creek situated northerly of Taylor Mills Drive North; thence generally easterly along said creek to Shirley Drive; thence generally southerly along said drive to Major Mackenzie Drive East; thence easterly along said drive to the easterly limit of said town; and
- (b) that part of the Town of Markham lying easterly of Bayview Avenue, northerly of Highway No. 407, and westerly of Highway No. 404.