2.124.540   Option to join Section 399 plan.
   Any member of the equal shares retirement plan, while still in the employ of the city, may elect to become a member of the retirement system under the provisions of Article VI of this chapter (Section 399 plan). Such election shall be exercised by making an individual affirmative irrevocable election to become a member of the Section 399 plan rather than to retain membership in the equal shares retirement plan.
   The election shall be made not sooner than January 1, 1977 nor later than December 27, 1977. The election shall be made in the manner prescribed by the retirement system manager. (Prior code § 34.05.501)