122.1. Benefits accumulated during the marriage under the supplementary benefits plan established under the second paragraph of section 122 shall form part of the family patrimony established under the Civil Code (Statutes of Québec, 1991, chapter 64). In that respect, the Government may render all or some of the rules contained in or enacted pursuant to Part VI.2 applicable to the plan. It may also enact special rules concerning the determination and evaluation of the supplementary benefits so granted.