Texas Family Code - FAM § 51.031. Habitual Felony Conduct

(1) the child who engaged in the conduct has at least two previous final adjudications as having engaged in delinquent conduct violating a penal law of the grade of felony;

(2) the second previous final adjudication is for conduct that occurred after the date the first previous adjudication became final; and

(3) all appeals relating to the previous adjudications considered under Subdivisions (1) and (2) have been exhausted.