Paragraph 4
If the aggregate of the following amounts payable by a Class B member or a Class C member, namely—
any amount by way of additional contributions in pursuance of—
a notice given under regulation D10 or D10A of the 1974 regulations, or
an election made under regulation C9(1) or C13,
the amount of an instalment payable in pursuance of an election under regulation C8 of the 1986 regulations,
any other amounts payable by him under any of those regulations, and
the amount payable by him by way of contributions under regulation C4,
exceeds 15 per cent. of his remuneration, he shall satisfy his liability in respect of the excess by payment of a lump sum of an amount calculated by the Government Actuary in accordance with the relevant Table in Part II of Schedule C3 to represent the capital value of the excess.
The contributions to which paragraph 3 applies do not include any payment made by a Class B member or a Class C member under regulation C19(5).