A hearing on an application may be held without the necessity of issuing further notice other than advising the applicant, executive director, public interest counsel, all hearing requestors, and all persons who have in writing notified the commission of their interest in the application of the time and place where the hearing is to convene. The chief clerk will mail such notice to these persons not less than 30 days before the date of the hearing.
30 Tex. Admin. Code § 303.87