For the purposes of paragraph 17(4)(b) of the Act, the following are prescribed as entities that must not share data in the capacity of data custodian:
(a) the System Operator, while acting in its capacity as System Operator;
(b) the data custodian within the meaning of the My Health Records Act 2012 , while acting in its capacity as data custodian within the meaning of that Act;
(c) the Chief Executive Medicare, while acting in his or her capacity as a registered repository operator under section 38 of, or clause 10 of Schedule 1 to, the My Health Records Act 2012 ;
(d) any other entity that is a participant in the My Health Records system within the meaning of the My Health Records Act 2012 , while acting in its capacity as participant in the My Health Records system within the meaning of that Act.