85(1)Section 121(1) (interpretation of Parts I to VI etc.) is amended as follows.N.I.
(2)In the definition of “current”, after “limits” insert “ and primary and secondary thresholds ”.
(3)In the definition beginning with “lower earnings limit”—
(a)for “and “earnings threshold”” substitute “primary threshold” and “secondary threshold” ; and
(b)for “the earnings” substitute “ the primary or secondary ”.