8. The increase provided for in section 4 may not have the effect of increasing the pension credit to an amount greater than the one resulting from the application of subparagraph 1 of the first paragraph of section 6, with regards to the person who, on 31 December 1999:(1) participated in the plan and ceases to participate before being eligible to a pension under this plan; and
(2) did not participate in the plan and whose pension credit has not started to be paid without it having been postponed in application of section 91 of the Act.