The Executive has the responsibility of:
(a) governing the Territory with respect to matters specified in Schedule 4;
(b) executing and maintaining enactments and subordinate laws;
(c) exercising such other powers as are vested in the Executive by or under a law in force in the Territory or an agreement or arrangement between the Territory and the Commonwealth, a State or another Territory; and
(d) exercising prerogatives of the Crown so far as they relate to the Executive's responsibility mentioned in paragraph (a), (b) or (c).