Wash. Admin. Code § 415-110-570
(2) Except for officials covered under subsection (1) of this section, members who were elected to office or appointed by the governor to positions and elect membership in SERS pursuant to WAC 415-110-550 or 415-110-560, may receive service credit only for months during which they are compensated:
(3) On or after September 1, 1991, except for officials covered under subsection (1) of this section, members who were elected to office or appointed by the governor to positions and elect membership in SERS pursuant to WAC 415-110-550 or 415-110-560, may earn:
(a) One month of service credit for each month during which they are compensated:
(b) One-half month of service credit for each month during which they are compensated:
(c) One-quarter month of service credit for each month during which they are compensated:
[Statutory Authority: Chapters 41.32, 41.34, 41.35, 41.50 RCW. WSR 01-01-059, § 415-110-570, filed 12/12/00, effective 1/12/01.]