For the purposes of subsection 42(1) of the Act, the Minister may give notice of the Minister's intention to make a determination or give a direction to the Energy Minister for a State or Territory in any of the following ways:
(a) by telling the Energy Minister in person;
(b) by telephoning the Energy Minister;
(c) by advising the Energy Minister orally, by way of videoconference or teleconference;
(d) by emailing, or communicating in another form of writing with, the Energy Minister.