In all districts in the Borough no permit for the erection of any building or structure shall be issued unless the lot in question abuts a street giving access to such proposed building or structure. Such street shall have been duly placed on the Official Map or shall be a. an existing State or Municipal street or highway or b. a street shown on a plat approved by the Planning Board, or c. a street on a plat duly filed in the office of the County Recording Officer prior to the passage of the within chapter. Before any such permit shall be issued, such street shall have been certified to be suitably improved to meet the requirements of subsection 26-7.1.