3.—(1) Where any conservancy and service charge, licence fee or penalty or any part thereof remains unpaid for a period exceeding 4 months from the date on which it was due to be paid, the tenant, owner or licensee shall, in addition to any penalty which may be imposed under by-law 2, be liable to pay to the Town Council an administrative fee of $50.
(2) The administrative fee referred to in paragraph (1) shall be payable only once so long as the conservancy and service charge, licence fee or penalty is in arrears.