31 Tex. Admin. Code § 17.10
When the administrative hearings clerk of the General Land Office receives a request for hearing or other pleading intended to initiate a hearing, the clerk shall determine whether the request for hearing or other pleading complies with these sections in form and content. If the request for hearing or other pleading complies with these sections in form and content, the clerk shall docket it as a pending proceeding, and shall number it in accordance with the established docket numbering system of the agency. Notice of such action shall be served on all parties of record. If the request for hearing or other pleading does not comply with these sections in form and content, the clerk shall return the request for hearing or other pleading to the sender to be amended in accordance with § 17.12(d) of this title (relating to Pleadings).
31 Tex. Admin. Code § 17.10