PART 4Pension accounts
CHAPTER 1Interpretation
Meaning of “leaver PIA index adjustment”45
1
The leaver PIA index adjustment for an amount of accrued additional pension is calculated in accordance with paragraph (2).
2
The leaver PIA index adjustment is the amount by which the annual rate of a pension of an amount equal to the amount of accrued additional pension would have been increased in the leaving year under PIA 1971 if—
a
that pension were eligible to be so increased; and
b
the beginning date for that pension were the day after the relevant last day.