(a) specify the same maximum amount of liability in relation
to all cases to which the scheme applies or different maximum amounts of
liability for different cases or classes of case or for the same case or class
of case for different purposes, and
(b) confer a discretionary authority on
an occupational association, on application by a person to whom the scheme
applies, to specify in relation to the person a higher maximum amount of
liability than would otherwise apply under the scheme in relation to the
person either in all cases or in any specified case or class of case.
(2) A
scheme may specify a multiple, monetary ceiling or minimum cap by way of a
formula that is to be applied to calculate the multiple, ceiling or cap.