(a) When an active or retired police officer dies, the board of trustees shall pay from the fund a sum of not less than one hundred dollars ($100) nor more than six thousand five hundred dollars ($6,500) to pay the death benefits of the decedent to:
(1) The surviving spouse of the police officer;
(2) The police officer's estate if there is no surviving spouse; or
(3)
(A) A beneficiary chosen by the police officer if before death the police officer executed a beneficiary form.
(B) The board of trustees shall provide a beneficiary form to active and retired police officers.
(b) Each board of trustees shall adopt a policy establishing the amount to be paid for death benefits under this section, and the amount shall be awarded uniformly to all eligible persons.
(c) The board of trustees may change the amount of death benefits payable under this section, but in that instance the amount shall be uniformly distributed likewise.