(a) The special fund assets of a relief association governed by sections 424A.091 to 424A.096 must be invested in securities that are authorized investments under section 356A.06, subdivision 6 or 7, whichever applies.
(b) The governing board of the association may select and appoint a qualified private firm to measure management performance and return on investment, and the firm must use the formula or formulas developed by the state board under section 11A.04, clause (11).