A.
Except as otherwise herein provided, this article shall apply only to full-time and part-time City officers and employees, except elected officials, members of boards and commissions, policemen, firemen, public library personnel and school crossing guards.
B.
Except as otherwise hereinafter provided, this article shall not apply to temporary or seasonal help employed by any City agency, bureau, department or board or the Board of Water Supply, or to City employees paid on a per diem or hourly basis.