The following class of contracts of insurance is declared to be a class of contracts to which Division 1 of Part V of the Act applies, namely, contracts that provide insurance cover (whether the cover is limited or restricted in any way) in respect of:
(a) the death of the insured; or
(b) the insured:
(i) contracting a sickness or disease; or
(ii) sustaining an injury; or
(iii) becoming unemployed;
where :
(c) the insured or one of the insureds is a natural person; and
(d) the amount of the liability of the insurer under the contract is to be ascertained by reference to a liability of the insured under a specified agreement to which the insured is a party.