Texas Insurance Code - INS § 2551.351. Forfeiture of Right to Engage in Business

(1) issues any form of title insurance policy, or any other adopted or approved form, on real property in this state other than a form prescribed by the department;

(2) charges any premium rate on an owner, mortgagee, or other title insurance policy, or on any other adopted or approved form, on real property in this state other than a premium rate prescribed by the commissioner;  or

(3) otherwise engages in the business of title insurance in relation to real property in this state on a form or for a premium rate not prescribed by the department or commissioner.