Where a supplier
(a) fails to give notice of a planned interruption of supply through
(i) public notice,
(ii) direct contact by telephone, electronic mail, satellite phone broadcast or any other appropriate communication system; or
(b) gives notice but interrupts the supply at a time or on a day other than the time or day stated in the notice; the supplier shall, pay into the Energy Fund the sum prescribed in the Schedule but subject to regulation 19.