Tex. Bus. & Com. Code § 51.251
The principal seller of a registered business opportunity may voluntarily terminate the business opportunity's registration with the secretary of state if:
(4) the principal seller offering the registered business opportunity ceases to exist as a legal entity.
Acts 2007, 80th Leg., R.S., Ch. 885 (H.B. 2278), Sec. 2.01, eff. April 1, 2009.