Tex. Ins. Code § 1152.054
(a) To comply with a federal or state law, an insurance company with respect to any separate account, including a separate account that is a management investment company or a unit investment trust, may, to the extent the company considers it necessary, provide:
(2) special rights and procedures to conduct the business of the account, including rights and procedures related to:
Added by Acts 2001, 77th Leg., ch. 1419, Sec. 2, eff. June 1, 2003.