Cancellation by notice21.
For the purpose of Articles 18, 19 and 20, notice in writing is given by:
(a)
the Director giving notice in writing of his decision or proposal to those persons whom he can reasonably identify as being parties to the relevant public transport ticketing scheme; or
(b)
where it is not reasonably practicable for the Director to comply with paragraph (a), the Director publishing his decision or proposal in the register and:
(i)
the London, Edinburgh and Belfast Gazettes;
(ii)
at least one national daily newspaper; and
(iii)
if there is in circulation an appropriate trade journal which is published at intervals not exceeding one month, in such trade journal,
stating the facts on which he bases it and his reasons for making it.