1. (a) Notwithstanding provisions of this chapter to the contrary, an employee may elect to have his or her service or disability pension computed under this chapter reduced by 2% thereby providing a survivor’s pension equal to 2/3 of such reduced amount to the employee’s eligible survivor or survivors at the time of the employee’s death. This election must be made in a form approved by the Board, filed prior to the issuance of the employee’s first benefit check and shall be irrevocable.
2. (b) Notwithstanding provisions of this chapter to the contrary, an employee may elect to have his or her service or disability pension computed under this chapter reduced by 3% thereby providing a survivor’s pension equal to 75% of such reduced amount to the employee’s eligible survivor or survivors at the time of the employee’s death. This election must be made in a form approved by the Board, filed prior to the issuance of the employee’s first benefit check and shall be irrevocable.
3. (c) Notwithstanding provisions of this chapter to the contrary, a member may elect to have his or her service or disability pension computed under this chapter reduced by 6% thereby providing a survivor’s pension equal to 100% of such reduced amount to the employee’s eligible survivor or survivors at the time of the employee’s death. This election must be made in a form approved by the Board, filed prior to the issuance of the employee’s first benefit check and shall be irrevocable.

78 Del. Laws, c. 374, § 1; 70 Del. Laws, c. 186, § 1; 79 Del. Laws, c. 315, § 5