Before the expiration of a permit issued pursuant to this division, the permittee may submit an application to renew the permit on a Commission prescribed form. An application for renewal of an existing permit issued pursuant to this division shall be submitted in writing a minimum of 60 days before the expiration date of the permit and shall include the operator's permit number and facility identification number assigned by the Technical Permitting Section. The application for renewal shall include details of proposed changes or shall state that there are no changes proposed that would require amendment of the permit other than the expiration date.
16 Tex. Admin. Code § 4.224