(a) Except as otherwise provided in subsection (b) all candidates for national, state, county and township offices shall be nominated by: (1) A primary election held in accordance with article 2 of chapter 25 of the Kansas Statutes Annotated, and amendments thereto; or (2) independent nomination petitions signed and filed as provided by existing statutes.

(b) Candidates for any of such offices who are members of any political party whose candidate for governor did not poll at least 5% of the total vote cast for all candidates for governor in the preceding general election shall not be entitled to nomination by primary election but shall be nominated by a delegate or mass convention according to article 3 of chapter 25 of the Kansas Statutes Annotated, and amendments thereto.

(c) No candidate for any national, state, county or township office shall file for office as a partisan candidate in a primary election and also file for office as an independent candidate for any national, state, county or township office in the general election immediately following.

(d) The provisions of article 2 of chapter 25 of the Kansas Statutes Annotated, and amendments thereto, shall not apply to the justices of the supreme court or to judges of the district court in judicial districts which have approved the proposition of nonpartisan selection of district court judges, as provided in Kan. Stat. Ann. § 20-2901, and amendments thereto, nor to special elections to fill vacancies.