The 26th Arizona State Legislature, consisting of the Arizona State Senate and the Arizona House of Representatives, was constituted in Phoenix from January 1, 1963, to December 31, 1964, during the last of three terms of Paul Fannin's time as Governor of Arizona. The number of senators remained constant at two per county, totaling 28, and the members of the house of representatives also held steady at 80. The Democrats maintained a 24–4 edge in the upper house, while the Republicans gained four seats in the House, trimming the Democrats majority to 48–32.
The Legislature met for two regular sessions at the State Capitol in Phoenix. The first opened on January 14, 1963, and adjourned on April 2; while the second convened on January 13, 1964, and adjourned on April 15.[1][2] There were two Special Sessions, the first of which convened April 4, 1963, and adjourned sine die on April 4;[1]: 309 while the second convened on May 27, 1963, and adjourned sine die on June 3.[1]: 343