Tex. Government Code § 311.023: STATUTE CONSTRUCTION AIDS.

In construing a statute, whether or not the statute is considered ambiguous on its face, a court may consider among other matters the:

(1) object sought to be attained;

(2) circumstances under which the statute was enacted;

(3) legislative history;

(4) common law or former statutory provisions, including laws on the same or similar subjects;

(5) consequences of a particular construction;

(6) administrative construction of the statute; and

(7) title (caption), preamble, and emergency provision.

Acts 1985, 69th Leg., ch. 479, Sec. 1, eff. Sept. 1, 1985.