Section 87 General protection principle.I1

there is an interval between—

the relevant sum exceeds his guaranteed minimum on the day after the cessation date; and

on the commencement of payment date or at any time after it his guaranteed minimum pension under the scheme exceeds the amount of his guaranteed minimum under it on the day after the cessation date.

there is an interval between the earner’s cessation date and whichever of the following is the earlier—

the relevant sum exceeds one half of the earner’s guaranteed minimum on the day after the cessation date; and

at any time when a pension under the occupational pension scheme is required to be paid to the earner’s F2widow, widower or surviving civil partner, the widow's, widower’s or surviving civil partner’s (as the case may be) guaranteed minimum pension under the scheme exceeds one half of the earner’s guaranteed minimum on the day after the cessation date.

in a case where by virtue of section 73(2)(b) a pension is provided by way of complete substitute for short service benefit or, as the case may be, for F4widow's, widower’s or surviving civil partner's pension, than the weekly rate of that pension; and

in any other case, than the relevant aggregate.

the relevant sum;

the excess mentioned in subsection (1)(c) or, as the case may be, subsection (2)(c);

any amount which is an appropriate addition at the time in question; and

where the scheme provides that part of the earner’s or, as the case may be, the F5widow's, widower’s or surviving civil partner's pension shall accrue after the cessation date by reason of the earner’s employment after that date, the later earnings addition.

the earner left the employment or left it for the last time before 1st January 1985; or

the employment ceased, or ceased for the last time, to be contracted-out in relation to him before that date.