307. Every person or body administering a pension plan shall, within five years from the date the plan becomes subject to this Act or within any extension of that period that may be granted by the Régie, regularize any investment of the assets of the plan made before that date which is not in conformity with this Act.
An additional period of 12 months shall be granted for the adoption of an investment policy which is in conformity with sections 169 and 170.
However, any investment made before 1 January 1990 in the name of the plan may, notwithstanding section 171, remain in the name of the plan.