30 Tex. Admin. Code § 312.128
A person who land applies or disposes of water treatment residuals shall submit a report to the executive director by September 30th of each year (reporting period September 1st of previous year to August 31st of the current year) which describes land application or disposal activities regulated under this subchapter. The report shall include, at a minimum, the registration or permit number of the land application unit or surface disposal site, the amount of water treatment residuals which have been land applied or disposed of during the reporting period, the information required by § 312.127(a)(1) or (2)(B) of this title (relating to Recordkeeping), as applicable, and § 312.127(e) of this title, as applicable. The information shall be submitted on forms furnished by the executive director. From the information provided, the executive director will assess an annual fee, in accordance with the requirements of § 312.9 of this title (relating to Fee Program).
30 Tex. Admin. Code § 312.128