Texas Government Code - GOV'T § 574.001. Finding of Constitutional Compliance

(a) A nonelective state officer may not accept an offer to serve in another nonelective office unless the officer obtains from the governing body or, if there is not a governing body, the executive head of the agency, division, department, or institution with which the officer is associated a finding that the officer has satisfied Article XVI, Section 40, of the Texas Constitution.

(b) A person may hold the office of municipal judge for more than one municipality at the same time if each office is filled by appointment. The holding of these offices at the same time is of benefit to this state.