Tex. Bus. Orgs. Code § 8.002
(a) Except as provided by Subsection (b), this chapter does not apply to a:
(b) The governing documents of a general partnership or limited liability company may adopt provisions of this chapter or may contain enforceable provisions relating to:
Acts 2003, 78th Leg., ch. 182, Sec. 1, eff. Jan. 1, 2006.