Tex. Ins. Code § 1153.054

The commissioner may hold a hearing on the withdrawal of the approval of a form not earlier than the 21st day after the date written notice of the hearing is given to the insurer who submitted the form. The notice of the hearing must state the reason for the proposed withdrawal of approval. At any time after the hearing, the commissioner may withdraw approval of the form for any ground provided by Section 1153.053(a).