(1) Where a claim under Part II for a pension in respect of the incapacity from injury or disease of a veteran, or of the death of a veteran, relates to the operational service rendered by the veteran, the Commission shall determine that the injury was a war - caused injury, that the disease was a war - caused disease or that the death of the veteran was war - caused, as the case may be, unless it is satisfied, beyond reasonable doubt, that there is no sufficient ground for making that determination.
Note: This subsection is affected by section 120A.
(2) Where a claim under Part IV:
(a) in respect of the incapacity from injury or disease of a member of a Peacekeeping Force or of the death of such a member relates to the peacekeeping service rendered by the member; or
(b) in respect of the incapacity from injury or disease of a member of the Forces, or of the death of such a member, relates to the hazardous service rendered by the member; or
(c) in respect of the incapacity from injury or disease of a member of the Forces, or of the death of such a member, relates to British nuclear test defence service rendered by the member;
the Commission shall determine that the injury was a defence - caused injury, that the disease was a defence - caused disease or that the death of the member was defence - caused, as the case may be, unless it is satisfied, beyond reasonable doubt, that there is no sufficient ground for making that determination.
Note 1: For member of a Peacekeeping Force , peacekeeping service , member of the Forces , hazardous service and British nuclear test defence service see subsection 5Q(1A).
Note 2: This subsection is affected by section 120A.
(3) In applying subsection (1) or (2) in respect of the incapacity of a person from injury or disease, or in respect of the death of a person, related to service rendered by the person, the Commission shall be satisfied, beyond reasonable doubt, that there is no sufficient ground for determining:
(a) that the injury was a war - caused injury or a defence - caused injury;
(b) that the disease was a war - caused disease or a defence - caused disease; or
(c) that the death was war - caused or defence - caused;
as the case may be, if the Commission, after consideration of the whole of the material before it, is of the opinion that the material before it does not raise a reasonable hypothesis connecting the injury, disease or death with the circumstances of the particular service rendered by the person.
Note: This subsection is affected by section 120A.
(4) Except in making a determination to which subsection (1) or (2) applies, the Commission shall, in making any determination or decision in respect of a matter arising under this Act or the regulations, including the assessment or re - assessment of the rate of a pension granted under Part II or Part IV, decide the matter to its reasonable satisfaction.
Note: This subsection is affected by section 120B.
(5) Nothing in the provisions of this section, or in any other provision of this Act, shall entitle the Commission to presume that:
(a) an injury suffered by a person is a war - caused injury or a defence - caused injury;
(b) a disease contracted by a person is a war - caused disease or a defence - caused disease;
(c) the death of a person is war - caused or defence - caused; or
(d) a claimant or applicant is entitled to be granted a pension, allowance or other benefit under this Act.
(6) Nothing in the provisions of this section, or in any other provision of this Act, shall be taken to impose on:
(a) a claimant or applicant for a pension or increased pension, or for an allowance or other benefit, under this Act; or
(b) the Commonwealth, the Department or any other person in relation to such a claim or application;
any onus of proving any matter that is, or might be, relevant to the determination of the claim or application.
(7) In this section:
"hazardous service" means service in the Defence Force, before the MRCA commencement date, that is of a kind determined in writing by the Minister administering section 1 of the Defence Act 1903 to be hazardous service for the purposes of this section.