Notwithstanding any other provision of law to the contrary, the board of trustees of any state or statewide retirement system is hereby authorized to appoint an actuary or actuaries, independently or jointly. However, any duties the board assigns to the actuary shall relate only to the practice of actuarial science or ministerial duties that do not require the exercise of supervision or discretionary control over the administration or management of the system.
La. Consolidated Public Retirement § 11:252