Wisconsin constitution
Article VII: judiciary
As amended nov. 1912 and april 1977.

(1) No justice of the supreme court or judge of any court of record shall hold any other office of public trust, except a judicial office, during the term for which elected. No person shall be eligible to the office of judge who shall not, at the time of election or appointment, be a qualified elector within the jurisdiction for which chosen.
(2) Justices of the supreme court and judges of the courts of record shall receive such compensation as the legislature may authorize by law, but may not receive fees of office.