Nebraska Revised Statutes Chapter 79. Schools § 79-984. Employees retirement system;  actuary;  duties

The board of trustees shall contract for the services of an actuary who shall be the technical advisor of the board of trustees on matters regarding the operation of the retirement system.  The selection of the actuary shall be approved by the board of education.  The actuary shall (1) make a general investigation of the operation of the retirement system annually, which investigation shall cover mortality, retirement, disability, employment, turnover, interest, and earnable compensation, and (2) recommend tables to be used for all required actuarial calculations.  The actuary shall perform such other duties as may be assigned by the board of trustees.