15. (1) If the Council intends to make a national environment protection measure, the Council shall publish a notice—
(a) specifying the subject of the proposed measure; and
(b) stating that the Council intends to prepare a draft of the proposed measure.
(2) The notice shall—
(a) be published in the Commonwealth of Australia Gazette ; and
(b) so far as each participating State or Territory is concerned—also be published, on at least 2 days during the month when the Commonwealth of Australia Gazette notice is published, in a newspaper circulating in that State or Territory.