Texas Government Code - GOV'T § 2009.052. Supplemental Nature of Procedures

(a) Alternative dispute resolution procedures developed and used under this chapter supplement and do not limit other dispute resolution procedures available for use by a governmental body.

(b) This chapter may not be applied in a manner that denies a person a right granted under other state or federal law or under a local charter, ordinance, or other similar provision, including a right to an administrative or judicial hearing.