146.80. An insufficiency of contributions relating to service credited at the valuation date must be offset by the application, as provided for in the plan, of one or a combination of the following recovery measures:
(1) an increase in member contributions or the establishment of such contributions in the case of a non-contributory plan;
(2) an increase in the employer contribution;
(3) a reduction in the benefits related to service credited at the valuation date.
The second and third paragraphs of section 146.78 apply to the recovery measure referred to in subparagraph 2 of the first paragraph.
The measure referred to in subparagraph 3 of the first paragraph must not cause the plan’s assets to exceed, on a funding basis, its liabilities increased by the value of the stabilization provision target level.