Option 1. If he dies before he has received in annuity payments the present value of his annuity as it was at the time of his retirement, the balance shall be paid to his legal representatives or to any person he shall designate in a written instrument acknowledged and filed with the board of trustees; or
Option 2. Upon his death, his reduced retirement allowance shall be continued throughout the life of and paid to any person he shall designate in a written instrument acknowledged and filed with the board of trustees at the time of his retirement; or
Option 3. Upon his death, one-half of his reduced retirement allowance shall be continued throughout the life of and paid to any person he shall designate in a written instrument acknowledged and filed with the board of trustees at the time of his retirement; or
Option 4. Upon his death, some other benefit in equal monthly payments designated by him at the time of his retirement shall be paid throughout the life of and to any person he shall designate in a written instrument acknowledged and filed with the board of trustees at the time of his retirement, provided, such other benefit, together with the reduced monthly retirement allowance, shall be certified by the actuary to be of equivalent actuarial value to his retirement allowance, and approved by the board of trustees.
La. Consolidated Public Retirement § 11:2224