46. Unless provided in the plan, the method used for calculating the rates of return and the method used for applying the monthly rate of interest shall, for the purposes of sections 44 and 45, be determined by the actuary or the accountant selected by the pension committee; in the case of an insured plan, the methods shall be determined by the insurer.
The method used to calculate the loss incurred by the assets and the resulting reduction of the value of the contributions shall, for the purposes of section 45.1, be determined in the same way.
1989, c. 38, s. 46; 1992, c. 60, s. 7.