Texas Local Government Code - LOC GOV'T § 54.019. Imprisonment; Contempt

(a) A person is not subject to personal attachment or imprisonment for the failure to pay a civil penalty assessed under this subchapter.

(b) This subchapter does not affect the power of a court to imprison a person for contempt of valid court orders or the availability of remedies or procedures for the collection of a judgment assessing civil penalties. The remedies under Section 31.002, Civil Practice and Remedies Code, are preserved.