First of all, we need to know if there is a surplus. Investments are made for pension plans, and there is a surplus. However, the difficulty is that there are indeed two pension plans: the one that applies to those who drew their pension before the year 2000 and the one that applies to those who will do so after the year 2000. This further complicates matters.
On April 29th, 2022. See this statement in context.