Tex. Alco. Bev. Code § 61.07

Each brewer, distributor, or person shipping or delivering malt beverages into this state shall file a certificate with the secretary of state designating the name, street address, and business of the person's agent on whom process may be served. If a certificate is not filed, service may be had on the secretary of state in any cause of action arising out of a violation of this code, and the secretary of state shall send any citation served on the secretary by registered mail, return receipt requested, to the person for whom the citation is intended. The receipt is prima facie evidence of service on the person.