Any patrolman entitled to make an election under this act to become a member of the Kansas police and firemen's retirement system and who does not so elect shall become a special member of the Kansas police and firemen's retirement system on the effective date of this act. Every special member shall make contributions to the Kansas police and firemen's retirement system as provided in this act, and shall be subject to the provisions and entitled to pensions and other benefits, rights and privileges only to the extent provided for "members" of the state highway patrol pension system as the same existed under article 20b of chapter 74 of Kansas Statutes Annotated and all acts amendatory thereof as contained in the 1971 Supplement to article 20b of chapter 74 of Kansas Statutes Annotated on the day preceding the effective date of this act.
K.S.A. 74-4978d