Texas Local Government Code - LOC GOV'T § 143.086. Political Activities

(a) While in uniform or on active duty, a fire fighter or police officer may not take an active part in another person's political campaign for an elective position of the municipality.

(b) For the purposes of this section, a person takes an active part in a political campaign if the person:

(c) A fire fighter or police officer may not be required to contribute to a political fund or to render a political service to a person or party. A fire fighter or police officer may not be removed, reduced in classification or salary, or otherwise prejudiced for refusing to contribute to a political fund or to render a political service.

(d) A municipal official who attempts to violate Subsection (c) violates this chapter.

(e) Except as expressly provided by this section, the commission or the municipality's governing body may not restrict a fire fighter's or police officer's right to engage in a political activity.